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e=0,f=d.length,g=this.length;if(0===f)return-1;for(;f>e&&g>c;)d.readUInt8(e)==this.readUInt8(c)?e++:e=0,c++;return e==f?c-f:-1},a.prototype.copy=function(b,c,d,e){if(void 0===c&&(c=0),void 0===d&&(d=0),void 0===e&&(e=this.length),0>d)throw new RangeError("sourceStart out of bounds");if(0>e)throw new RangeError("sourceEnd out of bounds");if(0>c)throw new RangeError("targetStart out of bounds");if(d>=e||d>=this.length||c>b.length)return 0;var f=Math.min(e-d,b.length-c,this.length-d);if(b instanceof a&&this.data instanceof j){var g=b.getBufferCore();if(g instanceof j)return this.data.copyTo(g,c+b.offset,d+this.offset,d+f+this.offset)}for(var h=0;f-3>h;h+=4)b.writeInt32LE(this.readInt32LE(d+h),c+h);for(var h=4294967292&f;f>h;h++)b.writeUInt8(this.readUInt8(d+h),c+h);return f},a.prototype.slice=function(b,c){if(void 0===b&&(b=0),void 0===c&&(c=this.length),b>>=0,c>>=0,0>b&&(b+=this.length,0>b&&(b=0)),0>c&&(c+=this.length,0>c&&(c=0)),c>this.length&&(c=this.length),b>c&&(b=c),0>b||0>c||b>this.length||c>this.length)throw new Error("Invalid slice indices.");return new a(this.data,b+this.offset,c+this.offset)},a.prototype.sliceCopy=function(b,c){if(void 0===b&&(b=0),void 0===c&&(c=this.length),0>b&&(b+=this.length,0>b&&(b=0)),0>c&&(c+=this.length,0>c&&(c=0)),c>this.length&&(c=this.length),b>c&&(b=c),0>b||0>c||b>=this.length||c>this.length)throw new Error("Invalid slice indices.");return new a(this.data.copy(b+this.offset,c+this.offset))},a.prototype.fill=function(b,c,d){void 0===c&&(c=0),void 0===d&&(d=this.length);if(c>>=0,d>>=0,0>c||d>this.length)throw new RangeError("out of range index");if(c>=d)return this;if("string"!=typeof b)b>>>=0;else if(1===b.length){var e=b.charCodeAt(0);256>e&&(b=e)}if("number"==typeof b)c+=this.offset,d+=this.offset,this.data.fill(b,c,d);else if(b.length>0){for(var f=a.byteLength(b,"utf8"),g=d-f;g>c;)this.write(b,c,f,"utf8"),c+=f;d>c&&this.write(b,c,d-c,"utf8")}return this},a.prototype.readUIntLE=function(a,b,c){void 0===c&&(c=!1),a>>>=0,b>>>=0,c||f(a,b,this.length),a+=this.offset;var d=0;switch(b){case 1:return this.data.readUInt8(a);case 2:return this.data.readUInt16LE(a);case 3:return this.data.readUInt8(a)|this.data.readUInt16LE(a+1)<<8;case 4:return this.data.readUInt32LE(a);case 6:d+=131072*(this.data.readUInt8(a+5)<<23);case 5:return d+=512*(this.data.readUInt8(a+4)<<23),d+this.data.readUInt32LE(a);default:throw new Error("Invalid byteLength: "+b)}},a.prototype.readUIntBE=function(a,b,c){void 0===c&&(c=!1),a>>>=0,b>>>=0,c||f(a,b,this.length),a+=this.offset;var d=0;switch(b){case 1:return this.data.readUInt8(a);case 2:return this.data.readUInt16BE(a);case 3:return this.data.readUInt8(a+2)|this.data.readUInt16BE(a)<<8;case 4:return this.data.readUInt32BE(a);case 6:d+=131072*(this.data.readUInt8(a)<<23),a++;case 5:return d+=512*(this.data.readUInt8(a)<<23),d+this.data.readUInt32BE(a+1);default:throw new Error("Invalid byteLength: "+b)}},a.prototype.readIntLE=function(a,b,c){switch(void 0===c&&(c=!1),a>>>=0,b>>>=0,c||f(a,b,this.length),a+=this.offset,b){case 1:return this.data.readInt8(a);case 2:return this.data.readInt16LE(a);case 3:return this.data.readUInt8(a)|this.data.readInt16LE(a+1)<<8;case 4:return this.data.readInt32LE(a);case 6:return 131072*(this.data.readInt8(a+5)<<23)+this.readUIntLE(a-this.offset,5,c);case 5:return 512*(this.data.readInt8(a+4)<<23)+this.data.readUInt32LE(a);default:throw new Error("Invalid byteLength: "+b)}},a.prototype.readIntBE=function(a,b,c){switch(void 0===c&&(c=!1),a>>>=0,b>>>=0,c||f(a,b,this.length),a+=this.offset,b){case 1:return this.data.readInt8(a);case 2:return this.data.readInt16BE(a);case 3:return this.data.readUInt8(a+2)|this.data.readInt16BE(a)<<8;case 4:return this.data.readInt32BE(a);case 6:return 131072*(this.data.readInt8(a)<<23)+this.readUIntBE(a-this.offset+1,5,c);case 5:return 512*(this.data.readInt8(a)<<23)+this.data.readUInt32BE(a+1);default:throw new Error("Invalid byteLength: "+b)}},a.prototype.readUInt8=function(a,b){return void 0===b&&(b=!1),a>>>=0,b||f(a,1,this.length),a+=this.offset,this.data.readUInt8(a)},a.prototype.readUInt16LE=function(a,b){return void 0===b&&(b=!1),a>>>=0,b||f(a,2,this.length),a+=this.offset,this.data.readUInt16LE(a)},a.prototype.readUInt16BE=function(a,b){return void 0===b&&(b=!1),a>>>=0,b||f(a,2,this.length),a+=this.offset,this.data.readUInt16BE(a)},a.prototype.readUInt32LE=function(a,b){return void 0===b&&(b=!1),a>>>=0,b||f(a,4,this.length),a+=this.offset,this.data.readUInt32LE(a)},a.prototype.readUInt32BE=function(a,b){return void 0===b&&(b=!1),a>>>=0,b||f(a,4,this.length),a+=this.offset,this.data.readUInt32BE(a)},a.prototype.readInt8=function(a,b){return void 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0===b&&(b=!1),a>>>=0,b||f(a,8,this.length),a+=this.offset,this.data.readDoubleLE(a)},a.prototype.readDoubleBE=function(a,b){return void 0===b&&(b=!1),a>>>=0,b||f(a,8,this.length),a+=this.offset,this.data.readDoubleBE(a)},a.prototype.writeUIntLE=function(a,b,c,e){void 0===e&&(e=!1),b>>>=0,e||d(this,a,b,c,r[c],0);var f=b+c;switch(b+=this.offset,c){case 1:this.data.writeUInt8(b,a);break;case 2:this.data.writeUInt16LE(b,a);break;case 3:this.data.writeUInt8(b,255&a),this.data.writeUInt16LE(b+1,a>>8);break;case 4:this.data.writeUInt32LE(b,a);break;case 6:this.data.writeUInt8(b,255&a),a=Math.floor(a/256),b++;case 5:this.data.writeUInt8(b,255&a),a=Math.floor(a/256),this.data.writeUInt32LE(b+1,a);break;default:throw new Error("Invalid byteLength: "+c)}return f},a.prototype.writeUIntBE=function(a,b,c,e){void 0===e&&(e=!1),b>>>=0,e||d(this,a,b,c,r[c],0);var f=b+c;switch(b+=this.offset,c){case 1:this.data.writeUInt8(b,a);break;case 2:this.data.writeUInt16BE(b,a);break;case 3:this.data.writeUInt8(b+2,255&a),this.data.writeUInt16BE(b,a>>8);break;case 4:this.data.writeUInt32BE(b,a);break;case 6:this.data.writeUInt8(b+5,255&a),a=Math.floor(a/256);case 5:this.data.writeUInt8(b+4,255&a),a=Math.floor(a/256),this.data.writeUInt32BE(b,a);break;default:throw new Error("Invalid byteLength: "+c)}return f},a.prototype.writeIntLE=function(a,b,c,e){void 0===e&&(e=!1),b>>>=0,e||d(this,a,b,c,p[c],q[c]);var f=b+c;switch(b+=this.offset,c){case 1:this.data.writeInt8(b,a);break;case 2:this.data.writeInt16LE(b,a);break;case 3:this.data.writeUInt8(b,255&a),this.data.writeInt16LE(b+1,a>>8);break;case 4:this.data.writeInt32LE(b,a);break;case 6:this.data.writeUInt8(b,255&a),a=Math.floor(a/256),b++;case 5:this.data.writeUInt8(b,255&a),a=Math.floor(a/256),this.data.writeInt32LE(b+1,a);break;default:throw new Error("Invalid byteLength: "+c)}return f},a.prototype.writeIntBE=function(a,b,c,e){void 0===e&&(e=!1),b>>>=0,e||d(this,a,b,c,p[c],q[c]);var f=b+c;switch(b+=this.offset,c){case 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0===b&&(b="utf8");var c;try{c=l.FindUtil(b)}catch(d){c=l.FindUtil("utf8")}return"string"!=typeof a&&(a=""+a),c.byteLength(a)},a.concat=function(b,c){var d;if(0===b.length||0===c)return new a(0);if(void 0===c){c=0;for(var e=0;e<b.length;e++){if(d=b[e],!a.isBuffer(d))throw new TypeError("Concat only operates on Buffer objects.");c+=d.length}}for(var f=new a(c),g=0,h=0;h<b.length;h++){if(d=b[h],!a.isBuffer(d))throw new TypeError("Concat only operates on Buffer objects.");g+=d.copy(f,g)}return f},a.prototype.equals=function(b){if(a.isBuffer(b)){var c;if(b.length!==this.length)return!1;for(c=0;c<this.length;c++)if(this.readUInt8(c)!==b.readUInt8(c))return!1;return!0}throw new TypeError("Argument must be a buffer.")},a.prototype.compare=function(b){return a.compare(this,b)},a}();c.Buffer=s;var t=s,u=function(a){function b(c,d,e){return this instanceof b?(+c!=c&&(c=0),void a.call(this,+c)):new b(c,d,e)}return g(b,a),b.isBuffer=function(a){return s.isBuffer(a)},b.byteLength=function(a,b){return s.byteLength(a,b)},b.concat=function(a,b){return s.concat(a,b)},b}(s);c.SlowBuffer=u,t=u,c.INSPECT_MAX_BYTES=50},{"./buffer_core":3,"./buffer_core_array":4,"./buffer_core_arraybuffer":5,"./buffer_core_imagedata":6,"./string_util":8,"./util":9}],3:[function(a,b,c){var d=Math.pow(2,128),e=-1*d,f=2139095040,g=-8388608,h=2143289344,i=function(){function a(){}return a.prototype.getLength=function(){throw new Error("BufferCore implementations should implement getLength.")},a.prototype.writeInt8=function(a,b){this.writeUInt8(a,255&b|(2147483648&b)>>>24)},a.prototype.writeInt16LE=function(a,b){this.writeUInt8(a,255&b),this.writeUInt8(a+1,b>>>8&255|(2147483648&b)>>>24)},a.prototype.writeInt16BE=function(a,b){this.writeUInt8(a+1,255&b),this.writeUInt8(a,b>>>8&255|(2147483648&b)>>>24)},a.prototype.writeInt32LE=function(a,b){this.writeUInt8(a,255&b),this.writeUInt8(a+1,b>>>8&255),this.writeUInt8(a+2,b>>>16&255),this.writeUInt8(a+3,b>>>24&255)},a.prototype.writeInt32BE=function(a,b){this.writeUInt8(a+3,255&b),this.writeUInt8(a+2,b>>>8&255),this.writeUInt8(a+1,b>>>16&255),this.writeUInt8(a,b>>>24&255)},a.prototype.writeUInt8=function(a,b){throw new Error("BufferCore implementations should implement writeUInt8.")},a.prototype.writeUInt16LE=function(a,b){this.writeUInt8(a,255&b),this.writeUInt8(a+1,b>>8&255)},a.prototype.writeUInt16BE=function(a,b){this.writeUInt8(a+1,255&b),this.writeUInt8(a,b>>8&255)},a.prototype.writeUInt32LE=function(a,b){this.writeInt32LE(a,0|b)},a.prototype.writeUInt32BE=function(a,b){this.writeInt32BE(a,0|b)},a.prototype.writeFloatLE=function(a,b){this.writeInt32LE(a,this.float2intbits(b))},a.prototype.writeFloatBE=function(a,b){this.writeInt32BE(a,this.float2intbits(b))},a.prototype.writeDoubleLE=function(a,b){var c=this.double2longbits(b);this.writeInt32LE(a,c[0]),this.writeInt32LE(a+4,c[1])},a.prototype.writeDoubleBE=function(a,b){var c=this.double2longbits(b);this.writeInt32BE(a+4,c[0]),this.writeInt32BE(a,c[1])},a.prototype.readInt8=function(a){var b=this.readUInt8(a);return 128&b?4294967168|b:b},a.prototype.readInt16LE=function(a){var b=this.readUInt16LE(a);return 32768&b?4294934528|b:b},a.prototype.readInt16BE=function(a){var b=this.readUInt16BE(a);return 32768&b?4294934528|b:b},a.prototype.readInt32LE=function(a){return 0|this.readUInt32LE(a)},a.prototype.readInt32BE=function(a){return 0|this.readUInt32BE(a)},a.prototype.readUInt8=function(a){throw new Error("BufferCore implementations should implement readUInt8.")},a.prototype.readUInt16LE=function(a){return this.readUInt8(a+1)<<8|this.readUInt8(a)},a.prototype.readUInt16BE=function(a){return this.readUInt8(a)<<8|this.readUInt8(a+1);
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ea:for(;Aa=c.distcode[m&(1<<c.distbits)-1],qa=Aa>>>24,ra=Aa>>>16&255,sa=65535&Aa,!(n>=qa);){if(0===i)break a;i--,m+=e[g++]<<n,n+=8}if(0===(240&ra)){for(ta=qa,ua=ra,va=sa;Aa=c.distcode[va+((m&(1<<ta+ua)-1)>>ta)],qa=Aa>>>24,ra=Aa>>>16&255,sa=65535&Aa,!(n>=ta+qa);){if(0===i)break a;i--,m+=e[g++]<<n,n+=8}m>>>=ta,n-=ta,c.back+=ta}if(m>>>=qa,n-=qa,c.back+=qa,64&ra){a.msg="invalid distance code",c.mode=la;break}c.offset=sa,c.extra=15&ra,c.mode=fa;case fa:if(c.extra){for(za=c.extra;za>n;){if(0===i)break a;i--,m+=e[g++]<<n,n+=8}c.offset+=m&(1<<c.extra)-1,m>>>=c.extra,n-=c.extra,c.back+=c.extra}if(c.offset>c.dmax){a.msg="invalid distance too far back",c.mode=la;break}c.mode=ga;case ga:if(0===j)break a;if(q=p-j,c.offset>q){if(q=c.offset-q,q>c.whave&&c.sane){a.msg="invalid distance too far back",c.mode=la;break}q>c.wnext?(q-=c.wnext,oa=c.wsize-q):oa=c.wnext-q,q>c.length&&(q=c.length),pa=c.window}else pa=f,oa=h-c.offset,q=c.length;q>j&&(q=j),j-=q,c.length-=q;do 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a.next_out=h,a.avail_out=j,a.next_in=g,a.avail_in=i,c.hold=m,c.bits=n,(c.wsize||p!==a.avail_out&&c.mode<la&&(c.mode<ia||b!==z))&&l(a,a.output,a.next_out,p-a.avail_out)?(c.mode=ma,H):(o-=a.avail_in,p-=a.avail_out,a.total_in+=o,a.total_out+=p,c.total+=p,c.wrap&&p&&(a.adler=c.check=c.flags?t(c.check,f,p,a.next_out-p):s(c.check,f,p,a.next_out-p)),a.data_type=c.bits+(c.last?64:0)+(c.mode===V?128:0)+(c.mode===ba||c.mode===Y?256:0),(0===o&&0===p||b===z)&&xa===C&&(xa=I),xa)}function n(a){if(!a||!a.state)return F;var b=a.state;return b.window&&(b.window=null),a.state=null,C}function o(a,b){var c;return a&&a.state?(c=a.state,0===(2&c.wrap)?F:(c.head=b,b.done=!1,C)):F}var p,q,r=a("../utils/common"),s=a("./adler32"),t=a("./crc32"),u=a("./inffast"),v=a("./inftrees"),w=0,x=1,y=2,z=4,A=5,B=6,C=0,D=1,E=2,F=-2,G=-3,H=-4,I=-5,J=8,K=1,L=2,M=3,N=4,O=5,P=6,Q=7,R=8,S=9,T=10,U=11,V=12,W=13,X=14,Y=15,Z=16,$=17,_=18,aa=19,ba=20,ca=21,da=22,ea=23,fa=24,ga=25,ha=26,ia=27,ja=28,ka=29,la=30,ma=31,na=32,oa=852,pa=592,qa=15,ra=qa,sa=!0;c.inflateReset=g,c.inflateReset2=h,c.inflateResetKeep=f,c.inflateInit=j,c.inflateInit2=i,c.inflate=m,c.inflateEnd=n,c.inflateGetHeader=o,c.inflateInfo="pako inflate (from Nodeca project)"},{"../utils/common":1,"./adler32":3,"./crc32":5,"./inffast":7,"./inftrees":9}],9:[function(a,b,c){"use strict";var d=a("../utils/common"),e=15,f=852,g=592,h=0,i=1,j=2,k=[3,4,5,6,7,8,9,10,11,13,15,17,19,23,27,31,35,43,51,59,67,83,99,115,131,163,195,227,258,0,0],l=[16,16,16,16,16,16,16,16,17,17,17,17,18,18,18,18,19,19,19,19,20,20,20,20,21,21,21,21,16,72,78],m=[1,2,3,4,5,7,9,13,17,25,33,49,65,97,129,193,257,385,513,769,1025,1537,2049,3073,4097,6145,8193,12289,16385,24577,0,0],n=[16,16,16,16,17,17,18,18,19,19,20,20,21,21,22,22,23,23,24,24,25,25,26,26,27,27,28,28,29,29,64,64];b.exports=function(a,b,c,o,p,q,r,s){var t,u,v,w,x,y,z,A,B,C=s.bits,D=0,E=0,F=0,G=0,H=0,I=0,J=0,K=0,L=0,M=0,N=null,O=0,P=new d.Buf16(e+1),Q=new d.Buf16(e+1),R=null,S=0;for(D=0;e>=D;D++)P[D]=0;for(E=0;o>E;E++)P[b[c+E]]++;for(H=C,G=e;G>=1&&0===P[G];G--);if(H>G&&(H=G),0===G)return p[q++]=20971520,p[q++]=20971520,s.bits=1,0;for(F=1;G>F&&0===P[F];F++);for(F>H&&(H=F),K=1,D=1;e>=D;D++)if(K<<=1,K-=P[D],0>K)return-1;if(K>0&&(a===h||1!==G))return-1;for(Q[1]=0,D=1;e>D;D++)Q[D+1]=Q[D]+P[D];for(E=0;o>E;E++)0!==b[c+E]&&(r[Q[b[c+E]]++]=E);if(a===h?(N=R=r,y=19):a===i?(N=k,O-=257,R=l,S-=257,y=256):(N=m,R=n,y=-1),M=0,E=0,D=F,x=q,I=H,J=0,v=-1,L=1<<H,w=L-1,a===i&&L>f||a===j&&L>g)return 1;for(var T=0;;){T++,z=D-J,r[E]<y?(A=0,B=r[E]):r[E]>y?(A=R[S+r[E]],B=N[O+r[E]]):(A=96,B=0),t=1<<D-J,u=1<<I,F=u;do u-=t,p[x+(M>>J)+u]=z<<24|A<<16|B|0;while(0!==u);for(t=1<<D-1;M&t;)t>>=1;if(0!==t?(M&=t-1,M+=t):M=0,E++,0===--P[D]){if(D===G)break;D=b[c+r[E]]}if(D>H&&(M&w)!==v){for(0===J&&(J=H),x+=F,I=D-J,K=1<<I;G>I+J&&(K-=P[I+J],!(0>=K));)I++,K<<=1;if(L+=1<<I,a===i&&L>f||a===j&&L>g)return 1;v=M&w,p[v]=H<<24|I<<16|x-q|0}}return 0!==M&&(p[x+M]=D-J<<24|64<<16|0),s.bits=H,0}},{"../utils/common":1}],10:[function(a,b,c){"use strict";b.exports={2:"need dictionary",1:"stream end",0:"","-1":"file 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b=this.options;b.raw&&b.windowBits>=0&&b.windowBits<16&&(b.windowBits=-b.windowBits,0===b.windowBits&&(b.windowBits=-15)),!(b.windowBits>=0&&b.windowBits<16)||a&&a.windowBits||(b.windowBits+=32),b.windowBits>15&&b.windowBits<48&&0===(15&b.windowBits)&&(b.windowBits|=15),this.err=0,this.msg="",this.ended=!1,this.chunks=[],this.strm=new k,this.strm.avail_out=0;var c=f.inflateInit2(this.strm,b.windowBits);if(c!==i.Z_OK)throw new Error(j[c]);this.header=new l,f.inflateGetHeader(this.strm,this.header)};n.prototype.push=function(a,b){var c,d,e,j,k,l=this.strm,n=this.options.chunkSize,o=!1;if(this.ended)return!1;d=b===~~b?b:b===!0?i.Z_FINISH:i.Z_NO_FLUSH,"string"==typeof a?l.input=h.binstring2buf(a):"[object ArrayBuffer]"===m.call(a)?l.input=new Uint8Array(a):l.input=a,l.next_in=0,l.avail_in=l.input.length;do{if(0===l.avail_out&&(l.output=new g.Buf8(n),l.next_out=0,l.avail_out=n),c=f.inflate(l,i.Z_NO_FLUSH),c===i.Z_BUF_ERROR&&o===!0&&(c=i.Z_OK,o=!1),c!==i.Z_STREAM_END&&c!==i.Z_OK)return this.onEnd(c),this.ended=!0,!1;l.next_out&&(0===l.avail_out||c===i.Z_STREAM_END||0===l.avail_in&&(d===i.Z_FINISH||d===i.Z_SYNC_FLUSH))&&("string"===this.options.to?(e=h.utf8border(l.output,l.next_out),j=l.next_out-e,k=h.buf2string(l.output,e),l.next_out=j,l.avail_out=n-j,j&&g.arraySet(l.output,l.output,e,j,0),this.onData(k)):this.onData(g.shrinkBuf(l.output,l.next_out))),0===l.avail_in&&0===l.avail_out&&(o=!0)}while((l.avail_in>0||0===l.avail_out)&&c!==i.Z_STREAM_END);return c===i.Z_STREAM_END&&(d=i.Z_FINISH),d===i.Z_FINISH?(c=f.inflateEnd(this.strm),this.onEnd(c),this.ended=!0,c===i.Z_OK):d===i.Z_SYNC_FLUSH?(this.onEnd(i.Z_OK),l.avail_out=0,!0):!0},n.prototype.onData=function(a){this.chunks.push(a)},n.prototype.onEnd=function(a){a===i.Z_OK&&("string"===this.options.to?this.result=this.chunks.join(""):this.result=g.flattenChunks(this.chunks)),this.chunks=[],this.err=a,this.msg=this.strm.msg},c.Inflate=n,c.inflate=d,c.inflateRaw=e,c.ungzip=d},{"./utils/common":1,"./utils/strings":2,"./zlib/constants":4,"./zlib/gzheader":6,"./zlib/inflate.js":8,"./zlib/messages":10,"./zlib/zstream":11}]},{},[])("/lib/inflate.js")})}).call(this,"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{}],21:[function(a,b,c){(function(a){"use strict";function c(b){for(var c=new 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a&&a!==b.pipes?this:(a||(a=b.pipes),b.pipes=null,b.pipesCount=0,b.flowing=!1,a&&a.emit("unpipe",this),this);if(!a){var c=b.pipes,d=b.pipesCount;b.pipes=null,b.pipesCount=0,b.flowing=!1;for(var e=0;d>e;e++)c[e].emit("unpipe",this);return this}var e=y(b.pipes,a);return-1===e?this:(b.pipes.splice(e,1),b.pipesCount-=1,1===b.pipesCount&&(b.pipes=b.pipes[0]),a.emit("unpipe",this),this)},e.prototype.on=function(a,b){var c=D.prototype.on.call(this,a,b);if("data"===a&&!1!==this._readableState.flowing&&this.resume(),"readable"===a&&this.readable){var d=this._readableState;d.readableListening||(d.readableListening=!0,d.emittedReadable=!1,d.needReadable=!0,d.reading?d.length&&l(this,d):z(q,this))}return c},e.prototype.addListener=e.prototype.on,e.prototype.resume=function(){var a=this._readableState;return a.flowing||(F("resume"),a.flowing=!0,r(this,a)),this},e.prototype.pause=function(){return F("call pause 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f=2;if(e&&3>++c)switch(e.status){case Dropbox.ApiError.SERVER_ERROR:case Dropbox.ApiError.NETWORK_ERROR:case Dropbox.ApiError.RATE_LIMITED:setTimeout(function(){a(d)},1e3*f);break;default:b.apply(null,arguments)}else b.apply(null,arguments)};a(d)},a}(),r=function(a){function b(b,c,d,e,f){a.call(this,b,c,d,e,f)}return h(b,a),b.prototype.sync=function(a){var b=this;if(this.isDirty()){var c=this.getBuffer(),d=o.buffer2ArrayBuffer(c);this._fs._writeFileStrict(this.getPath(),d,function(c){c||b.resetDirty(),a(c)})}else a()},b.prototype.close=function(a){this.sync(a)},b}(i.PreloadFile);c.DropboxFile=r;var s=function(a){function c(b){a.call(this),this._client=new q(b),d()}return h(c,a),c.prototype.getName=function(){return"Dropbox"},c.isAvailable=function(){return"undefined"!=typeof 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d=this;this._client.stat(a,function(e,f){e?b(d.convert(e,a)):f.isFile&&!c?b(l.ApiError.FileError(l.ErrorCode.ENOTDIR,a)):!f.isFile&&c?b(l.ApiError.FileError(l.ErrorCode.EISDIR,a)):d._client.remove(a,function(c){b(c?d.convert(c,a):null)})})},c.prototype.unlink=function(a,b){this._remove(a,b,!0)},c.prototype.rmdir=function(a,b){this._remove(a,b,!1)},c.prototype.mkdir=function(a,b,c){var d=this,e=n.dirname(a);this._client.stat(e,function(b,f){b?c(d.convert(b,e)):d._client.mkdir(a,function(b){c(b?l.ApiError.FileError(l.ErrorCode.EEXIST,a):null)})})},c.prototype.readdir=function(a,b){var c=this;this._client.readdir(a,function(a,d){return a?b(c.convert(a)):b(null,d)})},c.prototype.convert=function(a,b){void 0===b&&(b=null);var c=p[a.status];return void 0===c&&(c=l.ErrorCode.EIO),null==b?new l.ApiError(c):l.ApiError.FileError(c,b)},c}(j.BaseFileSystem);c.__esModule=!0,c["default"]=s}).call(this,a("bfs-buffer").Buffer)},{"../core/api_error":49,"../core/file_system":54,"../core/node_fs_stats":57,"../core/util":58,"../generic/preload_file":63,async:1,"bfs-buffer":2,path:10}],37:[function(a,b,c){function d(a,b){if(null!==b&&"object"==typeof b){var c=b,d=c.path;d&&(d="/"+i.relative(a,d),c.message=c.message.replace(c.path,d),c.path=d)}return b}function e(a,b){return"function"==typeof b?function(c){arguments.length>0&&(arguments[0]=d(a,c)),b.apply(null,arguments)}:b}function f(a,b,c){return"Sync"!==a.slice(a.length-4)?function(){return arguments.length>0&&(b&&(arguments[0]=i.join(this._folder,arguments[0])),c&&(arguments[1]=i.join(this._folder,arguments[1])),arguments[arguments.length-1]=e(this._folder,arguments[arguments.length-1])),this._wrapped[a].apply(this._wrapped,arguments)}:function(){try{return 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h.ApiError(h.ErrorCode.EINVAL,"Invalid transaction type.")},a}();c.IndexedDBStore=n;var o=function(a){function b(b,c){var d=this;a.call(this),new n(function(a,c){a?b(a):d.init(c,function(a){b(a,d)})},c)}return f(b,a),b.isAvailable=function(){try{return"undefined"!=typeof k&&null!==k.open("__browserfs_test__")}catch(a){return!1}},b}(g.AsyncKeyValueFileSystem);c.__esModule=!0,c["default"]=o},{"../core/api_error":49,"../core/global":55,"../core/util":58,"../generic/key_value_filesystem":62}],41:[function(a,b,c){(function(b){var d,e=this&&this.__extends||function(a,b){function c(){this.constructor=a}for(var d in b)b.hasOwnProperty(d)&&(a[d]=b[d]);a.prototype=null===b?Object.create(b):(c.prototype=b.prototype,new c)},f=a("../generic/key_value_filesystem"),g=a("../core/api_error"),h=a("../core/global"),i=!1;try{h.localStorage.setItem("__test__",String.fromCharCode(55296)),i=h.localStorage.getItem("__test__")===String.fromCharCode(55296)}catch(j){i=!1}d=i?"binary_string":"binary_string_ie",b.isEncoding(d)||(d="base64");var k=function(){function a(){}return a.prototype.name=function(){return"LocalStorage"},a.prototype.clear=function(){h.localStorage.clear()},a.prototype.beginTransaction=function(a){return new f.SimpleSyncRWTransaction(this)},a.prototype.get=function(a){try{var c=h.localStorage.getItem(a);if(null!==c)return new b(c,d)}catch(e){}return void 0},a.prototype.put=function(a,b,c){try{return c||null===h.localStorage.getItem(a)?(h.localStorage.setItem(a,b.toString(d)),!0):!1}catch(e){throw new g.ApiError(g.ErrorCode.ENOSPC,"LocalStorage is full.")}},a.prototype.del=function(a){try{h.localStorage.removeItem(a)}catch(b){throw new g.ApiError(g.ErrorCode.EIO,"Unable to delete key "+a+": "+b)}},a}();c.LocalStorageStore=k;var l=function(a){function b(){a.call(this,{store:new k})}return e(b,a),b.isAvailable=function(){return"undefined"!=typeof h.localStorage},b}(f.SyncKeyValueFileSystem);c.__esModule=!0,c["default"]=l}).call(this,a("bfs-buffer").Buffer)},{"../core/api_error":49,"../core/global":55,"../generic/key_value_filesystem":62,"bfs-buffer":2}],42:[function(a,b,c){function d(a,b,c){return b?function(){for(var b=[],c=0;c<arguments.length;c++)b[c-0]=arguments[c];var d=this,e=b[0],f=d._getFs(e);b[0]=f.path;try{return f.fs[a].apply(f.fs,b)}catch(g){throw d.standardizeError(g,f.path,e),g}}:function(){for(var b=[],c=0;c<arguments.length;c++)b[c-0]=arguments[c];var d=this,e=b[0],f=d._getFs(e);if(b[0]=f.path,"function"==typeof b[b.length-1]){var g=b[b.length-1];b[b.length-1]=function(){for(var a=[],b=0;b<arguments.length;b++)a[b-0]=arguments[b];a.length>0&&a[0]instanceof h.ApiError&&d.standardizeError(a[0],f.path,e),g.apply(null,a)}}return f.fs[a].apply(f.fs,b)}}var e=this&&this.__extends||function(a,b){function c(){this.constructor=a}for(var d in b)b.hasOwnProperty(d)&&(a[d]=b[d]);a.prototype=null===b?Object.create(b):(c.prototype=b.prototype,new c)},f=a("../core/file_system"),g=a("./InMemory"),h=a("../core/api_error"),i=a("../core/node_fs"),j=a("path"),k=a("../core/util"),l=function(a){function b(){a.call(this),this.mountList=[],this.mntMap={},this.rootFs=new g["default"]}return e(b,a),b.prototype.mount=function(a,b){if("/"!==a[0]&&(a="/"+a),a=j.resolve(a),this.mntMap[a])throw new h.ApiError(h.ErrorCode.EINVAL,"Mount point "+a+" is already taken.");k.mkdirpSync(a,511,this.rootFs),this.mntMap[a]=b,this.mountList.push(a),this.mountList=this.mountList.sort(function(a,b){return b.length-a.length})},b.prototype.umount=function(a){if("/"!==a[0]&&(a="/"+a),a=j.resolve(a),!this.mntMap[a])throw new h.ApiError(h.ErrorCode.EINVAL,"Mount point "+a+" is already unmounted.");for(delete this.mntMap[a],this.mountList.splice(this.mountList.indexOf(a),1);"/"!==a&&0===this.rootFs.readdirSync(a).length;)this.rootFs.rmdirSync(a),a=j.dirname(a)},b.prototype._getFs=function(a){for(var b=this.mountList,c=b.length,d=0;c>d;d++){var e=b[d];if(e.length<=a.length&&0===a.indexOf(e))return a=a.substr(e.length>1?e.length:0),""===a&&(a="/"),{fs:this.mntMap[e],path:a}}return{fs:this.rootFs,path:a}},b.prototype.getName=function(){return"MountableFileSystem"},b.isAvailable=function(){return!0},b.prototype.diskSpace=function(a,b){b(0,0)},b.prototype.isReadOnly=function(){return!1},b.prototype.supportsLinks=function(){return!1},b.prototype.supportsProps=function(){return!1},b.prototype.supportsSynch=function(){return!0},b.prototype.standardizeError=function(a,b,c){var d;return-1!==(d=a.message.indexOf(b))&&(a.message=a.message.substr(0,d)+c+a.message.substr(d+b.length),a.path=c),a},b.prototype.rename=function(a,b,c){var d=this._getFs(a),e=this._getFs(b);if(d.fs===e.fs){var f=this;return d.fs.rename(d.path,e.path,function(g){g&&f.standardizeError(f.standardizeError(g,d.path,a),e.path,b),c(g)})}return i.readFile(a,function(d,e){return d?c(d):void i.writeFile(b,e,function(b){return b?c(b):void i.unlink(a,c)})})},b.prototype.renameSync=function(a,b){var c=this._getFs(a),d=this._getFs(b);if(c.fs===d.fs)try{return c.fs.renameSync(c.path,d.path)}catch(e){throw this.standardizeError(this.standardizeError(e,c.path,a),d.path,b),e}var f=i.readFileSync(a);return i.writeFileSync(b,f),i.unlinkSync(a)},b.prototype.readdirSync=function(a){var b=this._getFs(a),c=null;if(b.fs!==this.rootFs)try{c=this.rootFs.readdirSync(a)}catch(d){}try{var e=b.fs.readdirSync(b.path);return null===c?e:e.concat(c.filter(function(a){return-1===e.indexOf(a)}))}catch(d){if(null===c)throw this.standardizeError(d,b.path,a);return c}},b.prototype.readdir=function(a,b){var c=this,d=this._getFs(a);d.fs.readdir(d.path,function(e,f){if(d.fs!==c.rootFs)try{var g=c.rootFs.readdirSync(a);f=f?f.concat(g.filter(function(a){return-1===f.indexOf(a)})):g}catch(h){if(e)return b(c.standardizeError(e,d.path,a))}else if(e)return b(c.standardizeError(e,d.path,a));b(null,f)})},b.prototype.rmdirSync=function(a){var b=this._getFs(a);if(this._containsMountPt(a))throw h.ApiError.ENOTEMPTY(a);try{b.fs.rmdirSync(b.path)}catch(c){throw this.standardizeError(c,b.path,a)}},b.prototype._containsMountPt=function(a){for(var b=this.mountList,c=b.length,d=0;c>d;d++){var e=b[d];if(e.length>=a.length&&e.slice(0,a.length)===a)return!0}return!1},b.prototype.rmdir=function(a,b){var c=this,d=this._getFs(a);this._containsMountPt(a)?b(h.ApiError.ENOTEMPTY(a)):d.fs.rmdir(d.path,function(e){b(e?c.standardizeError(e,d.path,a):null)})},b}(f.BaseFileSystem);c.__esModule=!0,c["default"]=l;for(var m=[["exists","unlink","readlink"],["stat","mkdir","realpath","truncate"],["open","readFile","chmod","utimes"],["chown"],["writeFile","appendFile"]],n=0;n<m.length;n++)for(var o=m[n],p=0;p<o.length;p++){var q=o[p];l.prototype[q]=d(q,!1,n+1),l.prototype[q+"Sync"]=d(q+"Sync",!0,n+1)}},{"../core/api_error":49,"../core/file_system":54,"../core/node_fs":56,"../core/util":58,"./InMemory":39,path:10}],43:[function(a,b,c){(function(b){function d(a){return 146|a}var e=this&&this.__extends||function(a,b){function c(){this.constructor=a}for(var d in b)b.hasOwnProperty(d)&&(a[d]=b[d]);a.prototype=null===b?Object.create(b):(c.prototype=b.prototype,new c)},f=a("../core/file_system"),g=a("../core/api_error"),h=a("../core/file_flag"),i=a("../generic/preload_file"),j=a("path"),k="/.deletedFiles.log",l=function(a){function b(b,c,d,e,f){a.call(this,b,c,d,e,f)}return e(b,a),b.prototype.syncSync=function(){this.isDirty()&&(this._fs._syncSync(this),this.resetDirty())},b.prototype.closeSync=function(){this.syncSync()},b}(i.PreloadFile),m=function(a){function 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this._readable.supportsProps()&&this._writable.supportsProps()},c.prototype.deletePath=function(a){this._deletedFiles[a]=!0;var c=new b("d"+a+"\n");this._deleteLog.writeSync(c,0,c.length,null),this._deleteLog.syncSync()},c.prototype.undeletePath=function(a){if(this._deletedFiles[a]){this._deletedFiles[a]=!1;var c=new b("u"+a);this._deleteLog.writeSync(c,0,c.length,null),this._deleteLog.syncSync()}},c.prototype.renameSync=function(a,b){var c=this,d=this.statSync(a,!1);if(d.isDirectory()){if(a===b)return;var e=511;if(this.existsSync(b)){var f=this.statSync(b,!1),e=f.mode;if(!f.isDirectory())throw g.ApiError.ENOTDIR(b);if(this.readdirSync(b).length>0)throw g.ApiError.ENOTEMPTY(b)}this._writable.existsSync(a)?this._writable.renameSync(a,b):this._writable.existsSync(b)||this._writable.mkdirSync(b,e),this._readable.existsSync(a)&&this._readable.readdirSync(a).forEach(function(d){c.renameSync(j.resolve(a,d),j.resolve(b,d))})}else{if(this.existsSync(b)&&this.statSync(b,!1).isDirectory())throw 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g.ApiError.ENOENT(a)}},c.prototype.unlinkSync=function(a){if(!this.existsSync(a))throw g.ApiError.ENOENT(a);this._writable.existsSync(a)&&this._writable.unlinkSync(a),this.existsSync(a)&&this.deletePath(a)},c.prototype.rmdirSync=function(a){if(!this.existsSync(a))throw g.ApiError.ENOENT(a);if(this._writable.existsSync(a)&&this._writable.rmdirSync(a),this.existsSync(a)){if(this.readdirSync(a).length>0)throw g.ApiError.ENOTEMPTY(a);this.deletePath(a)}},c.prototype.mkdirSync=function(a,b){if(this.existsSync(a))throw g.ApiError.EEXIST(a);this.createParentDirectories(a),this._writable.mkdirSync(a,b)},c.prototype.readdirSync=function(a){var b=this,c=this.statSync(a,!1);if(!c.isDirectory())throw g.ApiError.ENOTDIR(a);var d=[];try{d=d.concat(this._writable.readdirSync(a))}catch(e){}try{d=d.concat(this._readable.readdirSync(a))}catch(e){}var f={};return d.filter(function(c){var d=void 0===f[c]&&b._deletedFiles[a+"/"+c]!==!0;return f[c]=!0,d})},c.prototype.existsSync=function(a){return this._writable.existsSync(a)||this._readable.existsSync(a)&&this._deletedFiles[a]!==!0},c.prototype.chmodSync=function(a,b,c){var d=this;this.operateOnWritable(a,function(){d._writable.chmodSync(a,b,c)})},c.prototype.chownSync=function(a,b,c,d){var e=this;this.operateOnWritable(a,function(){e._writable.chownSync(a,b,c,d)})},c.prototype.utimesSync=function(a,b,c){var d=this;this.operateOnWritable(a,function(){d._writable.utimesSync(a,b,c)})},c.prototype.operateOnWritable=function(a,b){if(!this.existsSync(a))throw g.ApiError.ENOENT(a);this._writable.existsSync(a)||this.copyToWritable(a),b()},c.prototype.copyToWritable=function(a){var b=this.statSync(a,!1);b.isDirectory()?this._writable.mkdirSync(a,b.mode):this.writeFileSync(a,this._readable.readFileSync(a,null,h.FileFlag.getFileFlag("r")),null,h.FileFlag.getFileFlag("w"),this.statSync(a,!1).mode)},c}(f.SynchronousFileSystem);c.__esModule=!0,c["default"]=m}).call(this,a("bfs-buffer").Buffer)},{"../core/api_error":49,"../core/file_flag":53,"../core/file_system":54,"../generic/preload_file":63,"bfs-buffer":2,path:10}],44:[function(a,b,c){(function(b){function d(a){return{type:r.API_ERROR,errorData:l(a.writeToBuffer())}}function e(a){return u.ApiError.fromBuffer(m(a.errorData))}function f(a){return{type:r.ERROR,name:a.name,message:a.message,stack:a.stack}}function g(a){var b=A[a.name];"function"!=typeof b&&(b=Error);var c=new b(a.message);return c.stack=a.stack,c}function h(a){return{type:r.STATS,statsData:l(a.toBuffer())}}function i(a){return y["default"].fromBuffer(m(a.statsData))}function j(a){return{type:r.FILEFLAG,flagStr:a.getFlagString()}}function k(a){return 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this._remoteFdId},b.prototype.toRemoteArg=function(){return{type:r.FD,id:this._remoteFdId,data:l(this.getBuffer()),stat:l(this.getStats().toBuffer()),path:this.getPath(),flag:this.getFlag().getFlagString()}},b.prototype._syncClose=function(a,b){var c=this;this.isDirty()?this._fs.syncClose(a,this,function(a){a||c.resetDirty(),b(a)}):b()},b.prototype.sync=function(a){this._syncClose("sync",a)},b.prototype.close=function(a){this._syncClose("close",a)},b}(z.PreloadFile),F=function(a){function c(b){var c=this;a.call(this),this._callbackConverter=new C,this._isInitialized=!1,this._isReadOnly=!1,this._supportLinks=!1,this._supportProps=!1,this._outstandingRequests={},this._worker=b,this._worker.addEventListener("message",function(a){var b=a.data;if(q(b)){var d,e=b.args,f=new Array(e.length);for(d=0;d<f.length;d++)f[d]=c._argRemote2Local(e[d]);c._callbackConverter.toLocalArg(b.cbId).apply(null,f)}})}return s(c,a),c.isAvailable=function(){return"undefined"!=typeof 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d={browserfsMessage:!0,method:"probe",args:[this._argLocal2Remote(new b(0)),this._callbackConverter.toRemoteArg(function(b){c._isInitialized=!0,c._isReadOnly=b.isReadOnly,c._supportLinks=b.supportsLinks,c._supportProps=b.supportsProps,a()})]};this._worker.postMessage(d)}},c.prototype.isReadOnly=function(){return this._isReadOnly},c.prototype.supportsSynch=function(){return!1},c.prototype.supportsLinks=function(){return this._supportLinks},c.prototype.supportsProps=function(){return this._supportProps},c.prototype._rpc=function(a,b){var c,d={browserfsMessage:!0,method:a,args:null},e=new Array(b.length);for(c=0;c<b.length;c++)e[c]=this._argLocal2Remote(b[c]);d.args=e,this._worker.postMessage(d)},c.prototype.rename=function(a,b,c){this._rpc("rename",arguments)},c.prototype.stat=function(a,b,c){this._rpc("stat",arguments)},c.prototype.open=function(a,b,c,d){this._rpc("open",arguments)},c.prototype.unlink=function(a,b){this._rpc("unlink",arguments)},c.prototype.rmdir=function(a,b){this._rpc("rmdir",arguments)},c.prototype.mkdir=function(a,b,c){this._rpc("mkdir",arguments)},c.prototype.readdir=function(a,b){this._rpc("readdir",arguments)},c.prototype.exists=function(a,b){this._rpc("exists",arguments)},c.prototype.realpath=function(a,b,c){this._rpc("realpath",arguments)},c.prototype.truncate=function(a,b,c){this._rpc("truncate",arguments)},c.prototype.readFile=function(a,b,c,d){this._rpc("readFile",arguments)},c.prototype.writeFile=function(a,b,c,d,e,f){this._rpc("writeFile",arguments)},c.prototype.appendFile=function(a,b,c,d,e,f){this._rpc("appendFile",arguments)},c.prototype.chmod=function(a,b,c,d){this._rpc("chmod",arguments)},c.prototype.chown=function(a,b,c,d,e){this._rpc("chown",arguments)},c.prototype.utimes=function(a,b,c,d){this._rpc("utimes",arguments)},c.prototype.link=function(a,b,c){this._rpc("link",arguments)},c.prototype.symlink=function(a,b,c,d){this._rpc("symlink",arguments)},c.prototype.readlink=function(a,b){this._rpc("readlink",arguments)},c.prototype.syncClose=function(a,b,c){this._worker.postMessage({browserfsMessage:!0,method:a,args:[b.toRemoteArg(),this._callbackConverter.toRemoteArg(c)]})},c.attachRemoteListener=function(a){function c(a,c,e){switch(typeof a){case"object":a instanceof y["default"]?e(null,h(a)):a instanceof u.ApiError?e(null,d(a)):a instanceof x.BaseFile?e(null,m.toRemoteArg(a,c[0],c[1],e)):a instanceof v.FileFlag?e(null,j(a)):a instanceof b?e(null,n(a)):a instanceof Error?e(null,f(a)):e(null,a);break;default:e(null,a)}}function l(b,f){if(null==b)return b;switch(typeof b){case"object":if("number"!=typeof b.type)return b;var h=b;switch(h.type){case r.CB:var j=b.id;return function(){function b(b){i>0&&(i=-1,g={browserfsMessage:!0,cbId:j,args:[d(b)]},a.postMessage(g))}var e,g,h=new Array(arguments.length),i=arguments.length;for(e=0;e<arguments.length;e++)!function(d,e){c(e,f,function(c,e){h[d]=e,c?b(c):0===--i&&(g={browserfsMessage:!0,cbId:j,args:h},a.postMessage(g))})}(e,arguments[e]);0===arguments.length&&(g={browserfsMessage:!0,cbId:j,args:h},a.postMessage(g))};case r.API_ERROR:return e(h);case r.STATS:return i(h);case r.FILEFLAG:return k(h);case r.BUFFER:return o(h);case r.ERROR:return g(h);default:return b}default:return b}}var m=new D;a.addEventListener("message",function(b){var c=b.data;if(p(c)){var e,f=c.args,g=new Array(f.length);switch(c.method){case"close":case"sync":!function(){var b=f[1];m.applyFdAPIRequest(c,function(c){var e={browserfsMessage:!0,cbId:b.id,args:c?[d(c)]:[]};a.postMessage(e)})}();break;case"probe":!function(){var b=B.getRootFS(),c=f[1],d={type:r.PROBE,isReadOnly:b.isReadOnly(),supportsLinks:b.supportsLinks(),supportsProps:b.supportsProps()},e={browserfsMessage:!0,cbId:c.id,args:[d]};a.postMessage(e)}();break;default:for(e=0;e<f.length;e++)g[e]=l(f[e],g);var h=B.getRootFS();h[c.method].apply(h,g)}}})},c}(t.BaseFileSystem);c.__esModule=!0,c["default"]=F}).call(this,a("bfs-buffer").Buffer)},{"../core/api_error":49,"../core/file":52,"../core/file_flag":53,"../core/file_system":54,"../core/global":55,"../core/node_fs":56,"../core/node_fs_stats":57,"../core/util":58,"../generic/preload_file":63,"bfs-buffer":2}],45:[function(a,b,c){function d(a,b,c){try{c(null,a.toString(b))}catch(d){c(d)}}var e=this&&this.__extends||function(a,b){function c(){this.constructor=a}for(var d in b)b.hasOwnProperty(d)&&(a[d]=b[d]);a.prototype=null===b?Object.create(b):(c.prototype=b.prototype,new c)},f=a("../core/file_system"),g=a("../core/api_error"),h=a("../core/file_flag"),i=a("../core/util"),j=a("../generic/preload_file"),k=a("../generic/xhr"),l=a("../generic/file_index"),m=function(a){function b(b,c){void 0===c&&(c=""),a.call(this),null==b&&(b="index.json"),c.length>0&&"/"!==c.charAt(c.length-1)&&(c+="/"),this.prefixUrl=c;var d=this._requestFileSync(b,"json");if(null==d)throw new Error("Unable to find listing at URL: "+b);this._index=l.FileIndex.fromListing(d)}return 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c=this._index.getInode(a);if(!l.isFileInode(c))throw g.ApiError.EISDIR(a);if(null===c)throw g.ApiError.ENOENT(a);var d=c.getData();d.size=b.length,d.file_data=b},b.prototype.stat=function(a,b,c){var d=this._index.getInode(a);if(null===d)return c(g.ApiError.ENOENT(a));var e;l.isFileInode(d)?(e=d.getData(),e.size<0?this._requestFileSizeAsync(a,function(a,b){return a?c(a):(e.size=b,void c(null,e.clone()))}):c(null,e.clone())):l.isDirInode(d)?(e=d.getStats(),c(null,e)):c(g.ApiError.FileError(g.ErrorCode.EINVAL,a))},b.prototype.statSync=function(a,b){var c=this._index.getInode(a);if(null===c)throw g.ApiError.ENOENT(a);var d;if(l.isFileInode(c))d=c.getData(),d.size<0&&(d.size=this._requestFileSizeSync(a));else{if(!l.isDirInode(c))throw g.ApiError.FileError(g.ErrorCode.EINVAL,a);d=c.getStats()}return d},b.prototype.open=function(a,b,c,d){if(b.isWriteable())return d(new g.ApiError(g.ErrorCode.EPERM,a));var e=this,f=this._index.getInode(a);if(null===f)return d(g.ApiError.ENOENT(a));if(!l.isFileInode(f))return d(g.ApiError.EISDIR(a));var i=f.getData();switch(b.pathExistsAction()){case h.ActionType.THROW_EXCEPTION:case h.ActionType.TRUNCATE_FILE:return d(g.ApiError.EEXIST(a));case h.ActionType.NOP:if(null!=i.file_data)return d(null,new j.NoSyncFile(e,a,b,i.clone(),i.file_data));this._requestFileAsync(a,"buffer",function(c,f){return c?d(c):(i.size=f.length,i.file_data=f,d(null,new j.NoSyncFile(e,a,b,i.clone(),f)))});break;default:return d(new g.ApiError(g.ErrorCode.EINVAL,"Invalid FileMode object."))}},b.prototype.openSync=function(a,b,c){if(b.isWriteable())throw new g.ApiError(g.ErrorCode.EPERM,a);var d=this._index.getInode(a);if(null===d)throw g.ApiError.ENOENT(a);if(!l.isFileInode(d))throw g.ApiError.EISDIR(a);var e=d.getData();switch(b.pathExistsAction()){case h.ActionType.THROW_EXCEPTION:case h.ActionType.TRUNCATE_FILE:throw g.ApiError.EEXIST(a);case h.ActionType.NOP:if(null!=e.file_data)return new j.NoSyncFile(this,a,b,e.clone(),e.file_data);var f=this._requestFileSync(a,"buffer");return e.size=f.length,e.file_data=f,new j.NoSyncFile(this,a,b,e.clone(),f);default:throw new g.ApiError(g.ErrorCode.EINVAL,"Invalid FileMode object.")}},b.prototype.readdir=function(a,b){try{b(null,this.readdirSync(a))}catch(c){b(c)}},b.prototype.readdirSync=function(a){var b=this._index.getInode(a);if(null===b)throw g.ApiError.ENOENT(a);if(l.isDirInode(b))return b.getListing();throw g.ApiError.ENOTDIR(a)},b.prototype.readFile=function(a,b,c,e){var f=e;this.open(a,c,420,function(a,c){if(a)return e(a);e=function(a,b){c.close(function(c){return null==a&&(a=c),f(a,b)})};var g=c,h=g.getBuffer();null===b?e(a,i.copyingSlice(h)):d(h,b,e)})},b.prototype.readFileSync=function(a,b,c){var d=this.openSync(a,c,420);try{var e=d,f=e.getBuffer();return null===b?i.copyingSlice(f):f.toString(b)}finally{d.closeSync()}},b}(f.BaseFileSystem);c.__esModule=!0,c["default"]=m},{"../core/api_error":49,"../core/file_flag":53,"../core/file_system":54,"../core/util":58,"../generic/file_index":60,"../generic/preload_file":63,"../generic/xhr":64}],46:[function(a,b,c){function d(a,b){var c=31&b,d=(b>>5&15)-1,e=(b>>9)+1980,f=31&a,g=a>>5&63,h=a>>11;return new Date(e,d,c,h,g,f)}function e(a,b,c,d){return 0===d?"":b?a.toString("utf8",c,c+d):m["default"].byte2str(a.slice(c,c+d))}var f=this&&this.__extends||function(a,b){function c(){this.constructor=a}for(var d in b)b.hasOwnProperty(d)&&(a[d]=b[d]);a.prototype=null===b?Object.create(b):(c.prototype=b.prototype,new c)},g=a("../core/api_error"),h=a("../core/node_fs_stats"),i=a("../core/file_system"),j=a("../core/file_flag"),k=a("../generic/preload_file"),l=a("../core/util"),m=a("bfs-buffer/js/extended_ascii"),n=a("pako/dist/pako_inflate.min").inflateRaw,o=a("../generic/file_index");!function(a){a[a.MSDOS=0]="MSDOS",a[a.AMIGA=1]="AMIGA",a[a.OPENVMS=2]="OPENVMS",a[a.UNIX=3]="UNIX",a[a.VM_CMS=4]="VM_CMS",a[a.ATARI_ST=5]="ATARI_ST",a[a.OS2_HPFS=6]="OS2_HPFS",a[a.MAC=7]="MAC",a[a.Z_SYSTEM=8]="Z_SYSTEM",a[a.CP_M=9]="CP_M",a[a.NTFS=10]="NTFS",a[a.MVS=11]="MVS",a[a.VSE=12]="VSE",a[a.ACORN_RISC=13]="ACORN_RISC",a[a.VFAT=14]="VFAT",a[a.ALT_MVS=15]="ALT_MVS",a[a.BEOS=16]="BEOS",a[a.TANDEM=17]="TANDEM",a[a.OS_400=18]="OS_400",a[a.OSX=19]="OSX"}(c.ExternalFileAttributeType||(c.ExternalFileAttributeType={}));c.ExternalFileAttributeType;!function(a){a[a.STORED=0]="STORED",a[a.SHRUNK=1]="SHRUNK",a[a.REDUCED_1=2]="REDUCED_1",a[a.REDUCED_2=3]="REDUCED_2",a[a.REDUCED_3=4]="REDUCED_3",a[a.REDUCED_4=5]="REDUCED_4",a[a.IMPLODE=6]="IMPLODE",a[a.DEFLATE=8]="DEFLATE",a[a.DEFLATE64=9]="DEFLATE64",a[a.TERSE_OLD=10]="TERSE_OLD",a[a.BZIP2=12]="BZIP2",a[a.LZMA=14]="LZMA",a[a.TERSE_NEW=18]="TERSE_NEW",a[a.LZ77=19]="LZ77",a[a.WAVPACK=97]="WAVPACK",a[a.PPMD=98]="PPMD"}(c.CompressionMethod||(c.CompressionMethod={}));var p=c.CompressionMethod,q=function(){function a(a){if(this.data=a,67324752!==a.readUInt32LE(0))throw new g.ApiError(g.ErrorCode.EINVAL,"Invalid Zip file: Local file header has invalid signature: "+this.data.readUInt32LE(0))}return a.prototype.versionNeeded=function(){return this.data.readUInt16LE(4)},a.prototype.flags=function(){return this.data.readUInt16LE(6)},a.prototype.compressionMethod=function(){return this.data.readUInt16LE(8)},a.prototype.lastModFileTime=function(){return d(this.data.readUInt16LE(10),this.data.readUInt16LE(12))},a.prototype.rawLastModFileTime=function(){return this.data.readUInt32LE(10)},a.prototype.crc32=function(){return this.data.readUInt32LE(14)},a.prototype.fileNameLength=function(){return this.data.readUInt16LE(26)},a.prototype.extraFieldLength=function(){return this.data.readUInt16LE(28)},a.prototype.fileName=function(){return e(this.data,this.useUTF8(),30,this.fileNameLength())},a.prototype.extraField=function(){var a=30+this.fileNameLength();return this.data.slice(a,a+this.extraFieldLength())},a.prototype.totalSize=function(){return 30+this.fileNameLength()+this.extraFieldLength()},a.prototype.useUTF8=function(){return 2048===(2048&this.flags())},a}();c.FileHeader=q;var r=function(){function a(a,b,c){this.header=a,this.record=b,this.data=c}return a.prototype.decompress=function(){var a=this.header.compressionMethod();switch(a){case p.DEFLATE:var b=n(l.buffer2Arrayish(this.data.slice(0,this.record.compressedSize())),{
chunkSize:this.record.uncompressedSize()});return l.arrayish2Buffer(b);case p.STORED:return l.copyingSlice(this.data,0,this.record.uncompressedSize());default:var c=p[a];throw c=c?c:"Unknown: "+a,new g.ApiError(g.ErrorCode.EINVAL,"Invalid compression method on file '"+this.header.fileName()+"': "+c)}},a.prototype.getHeader=function(){return this.header},a.prototype.getRecord=function(){return this.record},a.prototype.getRawData=function(){return this.data},a}();c.FileData=r;var s=function(){function a(a){this.data=a}return a.prototype.crc32=function(){return this.data.readUInt32LE(0)},a.prototype.compressedSize=function(){return this.data.readUInt32LE(4)},a.prototype.uncompressedSize=function(){return this.data.readUInt32LE(8)},a}();c.DataDescriptor=s;var t=function(){function a(a){if(this.data=a,134630224!==this.data.readUInt32LE(0))throw new g.ApiError(g.ErrorCode.EINVAL,"Invalid archive extra data record signature: "+this.data.readUInt32LE(0))}return a.prototype.length=function(){return this.data.readUInt32LE(4)},a.prototype.extraFieldData=function(){return this.data.slice(8,8+this.length())},a}();c.ArchiveExtraDataRecord=t;var u=function(){function a(a){if(this.data=a,84233040!==this.data.readUInt32LE(0))throw new g.ApiError(g.ErrorCode.EINVAL,"Invalid digital signature signature: "+this.data.readUInt32LE(0))}return a.prototype.size=function(){return this.data.readUInt16LE(4)},a.prototype.signatureData=function(){return this.data.slice(6,6+this.size())},a}();c.DigitalSignature=u;var v=function(){function a(a,b){if(this.zipData=a,this.data=b,33639248!==this.data.readUInt32LE(0))throw new g.ApiError(g.ErrorCode.EINVAL,"Invalid Zip file: Central directory record has invalid signature: "+this.data.readUInt32LE(0));this._filename=this.produceFilename()}return a.prototype.versionMadeBy=function(){return this.data.readUInt16LE(4)},a.prototype.versionNeeded=function(){return this.data.readUInt16LE(6)},a.prototype.flag=function(){return this.data.readUInt16LE(8)},a.prototype.compressionMethod=function(){return this.data.readUInt16LE(10)},a.prototype.lastModFileTime=function(){return d(this.data.readUInt16LE(12),this.data.readUInt16LE(14))},a.prototype.rawLastModFileTime=function(){return this.data.readUInt32LE(12)},a.prototype.crc32=function(){return this.data.readUInt32LE(16)},a.prototype.compressedSize=function(){return this.data.readUInt32LE(20)},a.prototype.uncompressedSize=function(){return this.data.readUInt32LE(24)},a.prototype.fileNameLength=function(){return this.data.readUInt16LE(28)},a.prototype.extraFieldLength=function(){return this.data.readUInt16LE(30)},a.prototype.fileCommentLength=function(){return this.data.readUInt16LE(32)},a.prototype.diskNumberStart=function(){return this.data.readUInt16LE(34)},a.prototype.internalAttributes=function(){return this.data.readUInt16LE(36)},a.prototype.externalAttributes=function(){return this.data.readUInt32LE(38)},a.prototype.headerRelativeOffset=function(){return this.data.readUInt32LE(42)},a.prototype.produceFilename=function(){var a=e(this.data,this.useUTF8(),46,this.fileNameLength());return a.replace(/\\/g,"/")},a.prototype.fileName=function(){return this._filename},a.prototype.rawFileName=function(){return this.data.slice(46,46+this.fileNameLength())},a.prototype.extraField=function(){var a=44+this.fileNameLength();return this.data.slice(a,a+this.extraFieldLength())},a.prototype.fileComment=function(){var a=46+this.fileNameLength()+this.extraFieldLength();return e(this.data,this.useUTF8(),a,this.fileCommentLength())},a.prototype.rawFileComment=function(){var a=46+this.fileNameLength()+this.extraFieldLength();return this.data.slice(a,a+this.fileCommentLength())},a.prototype.totalSize=function(){return 46+this.fileNameLength()+this.extraFieldLength()+this.fileCommentLength()},a.prototype.isDirectory=function(){var a=this.fileName();return(16&this.externalAttributes()?!0:!1)||"/"===a.charAt(a.length-1)},a.prototype.isFile=function(){return!this.isDirectory()},a.prototype.useUTF8=function(){return 2048===(2048&this.flag())},a.prototype.isEncrypted=function(){return 1===(1&this.flag())},a.prototype.getFileData=function(){var a=this.headerRelativeOffset(),b=new q(this.zipData.slice(a));return new r(b,this,this.zipData.slice(a+b.totalSize()))},a.prototype.getData=function(){return this.getFileData().decompress()},a.prototype.getRawData=function(){return this.getFileData().getRawData()},a.prototype.getStats=function(){return new h["default"](h.FileType.FILE,this.uncompressedSize(),365,new Date,this.lastModFileTime())},a}();c.CentralDirectory=v;var w=function(){function a(a){if(this.data=a,101010256!==this.data.readUInt32LE(0))throw new g.ApiError(g.ErrorCode.EINVAL,"Invalid Zip file: End of central directory record has invalid signature: "+this.data.readUInt32LE(0))}return a.prototype.diskNumber=function(){return this.data.readUInt16LE(4)},a.prototype.cdDiskNumber=function(){return this.data.readUInt16LE(6)},a.prototype.cdDiskEntryCount=function(){return this.data.readUInt16LE(8)},a.prototype.cdTotalEntryCount=function(){return this.data.readUInt16LE(10)},a.prototype.cdSize=function(){return this.data.readUInt32LE(12)},a.prototype.cdOffset=function(){return this.data.readUInt32LE(16)},a.prototype.cdZipCommentLength=function(){return this.data.readUInt16LE(20)},a.prototype.cdZipComment=function(){return e(this.data,!0,22,this.cdZipCommentLength())},a.prototype.rawCdZipComment=function(){return this.data.slice(22,22+this.cdZipCommentLength())},a}();c.EndOfCentralDirectory=w;var x=function(a){function b(b,c){void 0===c&&(c=""),a.call(this),this.data=b,this.name=c,this._index=new o.FileIndex,this._directoryEntries=[],this._eocd=null,this.populateIndex()}return f(b,a),b.prototype.getName=function(){return"ZipFS"+(""!==this.name?" "+this.name:"")},b.prototype.getCentralDirectoryEntry=function(a){var b=this._index.getInode(a);if(null===b)throw g.ApiError.ENOENT(a);return o.isFileInode(b)?b.getData():o.isDirInode(b)?b.getData():void 0},b.prototype.getCentralDirectoryEntryAt=function(a){var b=this._directoryEntries[a];if(!b)throw new RangeError("Invalid directory index: "+a+".");return b},b.prototype.getNumberOfCentralDirectoryEntries=function(){return this._directoryEntries.length},b.prototype.getEndOfCentralDirectory=function(){return this._eocd},b.isAvailable=function(){return!0},b.prototype.diskSpace=function(a,b){b(this.data.length,0)},b.prototype.isReadOnly=function(){return!0},b.prototype.supportsLinks=function(){return!1},b.prototype.supportsProps=function(){return!1},b.prototype.supportsSynch=function(){return!0},b.prototype.statSync=function(a,b){var c=this._index.getInode(a);if(null===c)throw g.ApiError.ENOENT(a);var d;if(o.isFileInode(c))d=c.getData().getStats();else{if(!o.isDirInode(c))throw new g.ApiError(g.ErrorCode.EINVAL,"Invalid inode.");d=c.getStats()}return d},b.prototype.openSync=function(a,b,c){if(b.isWriteable())throw new g.ApiError(g.ErrorCode.EPERM,a);var d=this._index.getInode(a);if(d){if(o.isFileInode(d)){var e=d.getData(),f=e.getStats();switch(b.pathExistsAction()){case j.ActionType.THROW_EXCEPTION:case j.ActionType.TRUNCATE_FILE:throw g.ApiError.EEXIST(a);case j.ActionType.NOP:return new k.NoSyncFile(this,a,b,f,e.getData());default:throw new g.ApiError(g.ErrorCode.EINVAL,"Invalid FileMode object.")}return null}throw g.ApiError.EISDIR(a)}throw g.ApiError.ENOENT(a)},b.prototype.readdirSync=function(a){var b=this._index.getInode(a);if(b){if(o.isDirInode(b))return b.getListing();throw g.ApiError.ENOTDIR(a)}throw g.ApiError.ENOENT(a)},b.prototype.readFileSync=function(a,b,c){var d=this.openSync(a,c,420);try{var e=d,f=e.getBuffer();return null===b?l.copyingSlice(f):f.toString(b)}finally{d.closeSync()}},b.prototype.getEOCD=function(){for(var a=22,b=Math.min(a+65535,this.data.length-1),c=a;b>c;c++)if(101010256===this.data.readUInt32LE(this.data.length-c))return new w(this.data.slice(this.data.length-c));throw new g.ApiError(g.ErrorCode.EINVAL,"Invalid ZIP file: Could not locate End of Central Directory signature.")},b.prototype.populateIndex=function(){var a=this._eocd=this.getEOCD();if(a.diskNumber()!==a.cdDiskNumber())throw new g.ApiError(g.ErrorCode.EINVAL,"ZipFS does not support spanned zip files.");var b=a.cdOffset();if(4294967295===b)throw new g.ApiError(g.ErrorCode.EINVAL,"ZipFS does not support Zip64.");for(var c=b+a.cdSize();c>b;){var d=new v(this.data,this.data.slice(b));b+=d.totalSize();var e=d.fileName();if("/"===e.charAt(0))throw new Error("WHY IS THIS ABSOLUTE");"/"===e.charAt(e.length-1)&&(e=e.substr(0,e.length-1)),d.isDirectory()?this._index.addPath("/"+e,new o.DirInode(d)):this._index.addPath("/"+e,new o.FileInode(d)),this._directoryEntries.push(d)}},b}(i.SynchronousFileSystem);c.__esModule=!0,c["default"]=x},{"../core/api_error":49,"../core/file_flag":53,"../core/file_system":54,"../core/node_fs_stats":57,"../core/util":58,"../generic/file_index":60,"../generic/preload_file":63,"bfs-buffer/js/extended_ascii":7,"pako/dist/pako_inflate.min":20}],47:[function(a,b,c){b.exports=a("./main")},{"./main":65}],48:[function(a,b,c){(function(b){function d(a,b){if("function"!=typeof a)throw new j.ApiError(j.ErrorCode.EINVAL,"Callback must be a function.");switch("undefined"==typeof __numWaiting&&(__numWaiting=0),__numWaiting++,b){case 1:return function(b){setImmediate(function(){return __numWaiting--,a(b)})};case 2:return function(b,c){setImmediate(function(){return __numWaiting--,a(b,c)})};case 3:return function(b,c,d){setImmediate(function(){return __numWaiting--,a(b,c,d)})};default:throw new Error("Invalid invocation of wrapCb.")}}function e(a,b){switch(typeof a){case"number":return a;case"string":var c=parseInt(a,8);if(NaN!==c)return c;default:return b}}function f(a){if(a instanceof Date)return a;if("number"==typeof a)return new Date(1e3*a);throw new j.ApiError(j.ErrorCode.EINVAL,"Invalid time.")}function g(a){if(a.indexOf("\x00")>=0)throw new j.ApiError(j.ErrorCode.EINVAL,"Path must be a string without null bytes.");if(""===a)throw new j.ApiError(j.ErrorCode.EINVAL,"Path must not be empty.");return l.resolve(a)}function h(a,b,c,d){switch(typeof a){case"object":return{encoding:"undefined"!=typeof a.encoding?a.encoding:b,flag:"undefined"!=typeof a.flag?a.flag:c,mode:e(a.mode,d)};case"string":return{encoding:a,flag:c,mode:d};default:return{encoding:b,flag:c,mode:d}}}function i(){}var j=a("./api_error"),k=a("./file_flag"),l=a("path"),m=a("./node_fs_stats"),n=function(){function a(){this.root=null,this.fdMap={},this.nextFd=100,this.F_OK=0,this.R_OK=4,this.W_OK=2,this.X_OK=1}return a.prototype.getFdForFile=function(a){var b=this.nextFd++;return this.fdMap[b]=a,b},a.prototype.fd2file=function(a){var b=this.fdMap[a];if(b)return b;throw new j.ApiError(j.ErrorCode.EBADF,"Invalid file descriptor.")},a.prototype.closeFd=function(a){delete this.fdMap[a]},a.prototype.initialize=function(a){if(!a.constructor.isAvailable())throw new j.ApiError(j.ErrorCode.EINVAL,"Tried to instantiate BrowserFS with an unavailable file system.");return this.root=a},a.prototype._toUnixTimestamp=function(a){if("number"==typeof a)return a;if(a instanceof Date)return a.getTime()/1e3;throw new Error("Cannot parse time: "+a)},a.prototype.getRootFS=function(){return this.root?this.root:null},a.prototype.rename=function(a,b,c){void 0===c&&(c=i);var e=d(c,1);try{this.root.rename(g(a),g(b),e)}catch(f){e(f)}},a.prototype.renameSync=function(a,b){this.root.renameSync(g(a),g(b))},a.prototype.exists=function(a,b){void 0===b&&(b=i);var c=d(b,1);try{return this.root.exists(g(a),c)}catch(e){return c(!1)}},a.prototype.existsSync=function(a){try{return this.root.existsSync(g(a))}catch(b){return!1}},a.prototype.stat=function(a,b){void 0===b&&(b=i);var c=d(b,2);try{return this.root.stat(g(a),!1,c)}catch(e){return c(e,null)}},a.prototype.statSync=function(a){return this.root.statSync(g(a),!1)},a.prototype.lstat=function(a,b){void 0===b&&(b=i);var c=d(b,2);try{return this.root.stat(g(a),!0,c)}catch(e){return c(e,null)}},a.prototype.lstatSync=function(a){return this.root.statSync(g(a),!0)},a.prototype.truncate=function(a,b,c){void 0===b&&(b=0),void 0===c&&(c=i);var e=0;"function"==typeof b?c=b:"number"==typeof b&&(e=b);var f=d(c,1);try{if(0>e)throw new j.ApiError(j.ErrorCode.EINVAL);return this.root.truncate(g(a),e,f)}catch(h){return f(h)}},a.prototype.truncateSync=function(a,b){if(void 0===b&&(b=0),0>b)throw new j.ApiError(j.ErrorCode.EINVAL);return this.root.truncateSync(g(a),b)},a.prototype.unlink=function(a,b){void 0===b&&(b=i);var c=d(b,1);try{return this.root.unlink(g(a),c)}catch(e){return c(e)}},a.prototype.unlinkSync=function(a){return this.root.unlinkSync(g(a))},a.prototype.open=function(a,b,c,f){var h=this;void 0===f&&(f=i);var j=e(c,420);f="function"==typeof c?c:f;var l=d(f,2);try{this.root.open(g(a),k.FileFlag.getFileFlag(b),j,function(a,b){b?l(a,h.getFdForFile(b)):l(a)})}catch(m){l(m,null)}},a.prototype.openSync=function(a,b,c){return void 0===c&&(c=420),this.getFdForFile(this.root.openSync(g(a),k.FileFlag.getFileFlag(b),e(c,420)))},a.prototype.readFile=function(a,b,c){void 0===b&&(b={}),void 0===c&&(c=i);var e=h(b,null,"r",null);c="function"==typeof b?b:c;var f=d(c,2);try{var l=k.FileFlag.getFileFlag(e.flag);return l.isReadable()?this.root.readFile(g(a),e.encoding,l,f):f(new j.ApiError(j.ErrorCode.EINVAL,"Flag passed to readFile must allow for reading."))}catch(m){return f(m,null)}},a.prototype.readFileSync=function(a,b){void 0===b&&(b={});var c=h(b,null,"r",null),d=k.FileFlag.getFileFlag(c.flag);if(!d.isReadable())throw new j.ApiError(j.ErrorCode.EINVAL,"Flag passed to readFile must allow for reading.");return this.root.readFileSync(g(a),c.encoding,d)},a.prototype.writeFile=function(a,b,c,e){void 0===c&&(c={}),void 0===e&&(e=i);var f=h(c,"utf8","w",420);e="function"==typeof c?c:e;var l=d(e,1);try{var m=k.FileFlag.getFileFlag(f.flag);return m.isWriteable()?this.root.writeFile(g(a),b,f.encoding,m,f.mode,l):l(new j.ApiError(j.ErrorCode.EINVAL,"Flag passed to writeFile must allow for writing."))}catch(n){return l(n)}},a.prototype.writeFileSync=function(a,b,c){var d=h(c,"utf8","w",420),e=k.FileFlag.getFileFlag(d.flag);if(!e.isWriteable())throw new j.ApiError(j.ErrorCode.EINVAL,"Flag passed to writeFile must allow for writing.");return this.root.writeFileSync(g(a),b,d.encoding,e,d.mode)},a.prototype.appendFile=function(a,b,c,e){void 0===e&&(e=i);var f=h(c,"utf8","a",420);e="function"==typeof c?c:e;var l=d(e,1);try{var m=k.FileFlag.getFileFlag(f.flag);if(!m.isAppendable())return l(new j.ApiError(j.ErrorCode.EINVAL,"Flag passed to appendFile must allow for appending."));this.root.appendFile(g(a),b,f.encoding,m,f.mode,l)}catch(n){l(n)}},a.prototype.appendFileSync=function(a,b,c){var d=h(c,"utf8","a",420),e=k.FileFlag.getFileFlag(d.flag);if(!e.isAppendable())throw new j.ApiError(j.ErrorCode.EINVAL,"Flag passed to appendFile must allow for appending.");return this.root.appendFileSync(g(a),b,d.encoding,e,d.mode)},a.prototype.fstat=function(a,b){void 0===b&&(b=i);var c=d(b,2);try{var e=this.fd2file(a);e.stat(c)}catch(f){c(f)}},a.prototype.fstatSync=function(a){return this.fd2file(a).statSync()},a.prototype.close=function(a,b){var c=this;void 0===b&&(b=i);var e=d(b,1);try{this.fd2file(a).close(function(b){b||c.closeFd(a),e(b)})}catch(f){e(f)}},a.prototype.closeSync=function(a){this.fd2file(a).closeSync(),this.closeFd(a)},a.prototype.ftruncate=function(a,b,c){void 0===c&&(c=i);var e="number"==typeof b?b:0;c="function"==typeof b?b:c;var f=d(c,1);try{var g=this.fd2file(a);if(0>e)throw new j.ApiError(j.ErrorCode.EINVAL);g.truncate(e,f)}catch(h){f(h)}},a.prototype.ftruncateSync=function(a,b){void 0===b&&(b=0);var c=this.fd2file(a);if(0>b)throw new j.ApiError(j.ErrorCode.EINVAL);c.truncateSync(b)},a.prototype.fsync=function(a,b){void 0===b&&(b=i);var c=d(b,1);try{this.fd2file(a).sync(c)}catch(e){c(e)}},a.prototype.fsyncSync=function(a){this.fd2file(a).syncSync()},a.prototype.fdatasync=function(a,b){void 0===b&&(b=i);var c=d(b,1);try{this.fd2file(a).datasync(c)}catch(e){c(e)}},a.prototype.fdatasyncSync=function(a){this.fd2file(a).datasyncSync()},a.prototype.write=function(a,c,e,f,g,h){void 0===h&&(h=i);var k,l,m,n=null;if("string"==typeof c){var o="utf8";switch(typeof e){case"function":h=e;break;case"number":n=e,o="string"==typeof f?f:"utf8",h="function"==typeof g?g:h;break;default:return(h="function"==typeof f?f:"function"==typeof g?g:h)(new j.ApiError(j.ErrorCode.EINVAL,"Invalid arguments."))}k=new b(c,o),l=0,m=k.length}else k=c,l=e,m=f,n="number"==typeof 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j.ApiError(j.ErrorCode.ENOTSUP)},a.prototype.unwatchFile=function(a,b){throw void 0===b&&(b=i),new j.ApiError(j.ErrorCode.ENOTSUP)},a.prototype.watch=function(a,b,c){throw void 0===c&&(c=i),new j.ApiError(j.ErrorCode.ENOTSUP)},a.prototype.access=function(a,b,c){throw void 0===c&&(c=i),new j.ApiError(j.ErrorCode.ENOTSUP)},a.prototype.accessSync=function(a,b){throw new j.ApiError(j.ErrorCode.ENOTSUP)},a.prototype.createReadStream=function(a,b){throw new j.ApiError(j.ErrorCode.ENOTSUP)},a.prototype.createWriteStream=function(a,b){throw new j.ApiError(j.ErrorCode.ENOTSUP)},a.Stats=m["default"],a}();c.__esModule=!0,c["default"]=n;new n}).call(this,a("bfs-buffer").Buffer)},{"./api_error":49,"./file_flag":53,"./node_fs_stats":57,"bfs-buffer":2,path:10}],49:[function(a,b,c){(function(a){var b=this&&this.__extends||function(a,b){function c(){this.constructor=a}for(var d in b)b.hasOwnProperty(d)&&(a[d]=b[d]);a.prototype=null===b?Object.create(b):(c.prototype=b.prototype,new 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f(a,b,f){void 0===b&&(b=e[a]),void 0===f&&(f=null),c.call(this,b),this.syscall="",this.errno=a,this.code=d[a],this.path=f,this.stack=(new Error).stack,this.message="Error: "+this.code+": "+b+(this.path?", '"+this.path+"'":"")}return b(f,c),f.prototype.toString=function(){return this.message},f.prototype.toJSON=function(){return{errno:this.errno,code:this.code,path:this.path,stack:this.stack,message:this.message}},f.fromJSON=function(a){var b=new f(0);return b.errno=a.errno,b.code=a.code,b.path=a.path,b.stack=a.stack,b.message=a.message,b},f.prototype.writeToBuffer=function(b,c){void 0===b&&(b=new a(this.bufferSize())),void 0===c&&(c=0);var d=b.write(JSON.stringify(this.toJSON()),c+4);return b.writeUInt32LE(d,c),b},f.fromBuffer=function(a,b){return void 0===b&&(b=0),f.fromJSON(JSON.parse(a.toString("utf8",b+4,b+4+a.readUInt32LE(b))))},f.prototype.bufferSize=function(){return 4+a.byteLength(JSON.stringify(this.toJSON()))},f.FileError=function(a,b){return new f(a,e[a],b)},f.ENOENT=function(a){return this.FileError(d.ENOENT,a)},f.EEXIST=function(a){return this.FileError(d.EEXIST,a)},f.EISDIR=function(a){return this.FileError(d.EISDIR,a)},f.ENOTDIR=function(a){return this.FileError(d.ENOTDIR,a)},f.EPERM=function(a){return this.FileError(d.EPERM,a)},f.ENOTEMPTY=function(a){return this.FileError(d.ENOTEMPTY,a)},f}(Error);c.ApiError=f}).call(this,a("bfs-buffer").Buffer)},{"bfs-buffer":2}],50:[function(a,b,c){var d=a("../backend/AsyncMirror");c.AsyncMirror=d["default"];var e=a("../backend/Dropbox");c.Dropbox=e["default"];var f=a("../backend/FolderAdapter");c.FolderAdapter=f["default"];var g=a("../backend/HTML5FS");c.HTML5FS=g["default"];var h=a("../backend/InMemory");c.InMemory=h["default"];var i=a("../backend/IndexedDB");c.IndexedDB=i["default"];var j=a("../backend/LocalStorage");c.LocalStorage=j["default"];var k=a("../backend/MountableFileSystem");c.MountableFileSystem=k["default"];var l=a("../backend/OverlayFS");c.OverlayFS=l["default"];var m=a("../backend/WorkerFS");c.WorkerFS=m["default"];var n=a("../backend/XmlHttpRequest");c.XmlHttpRequest=n["default"];var o=a("../backend/ZipFS");c.ZipFS=o["default"]},{"../backend/AsyncMirror":35,"../backend/Dropbox":36,"../backend/FolderAdapter":37,"../backend/HTML5FS":38,"../backend/InMemory":39,"../backend/IndexedDB":40,"../backend/LocalStorage":41,"../backend/MountableFileSystem":42,"../backend/OverlayFS":43,"../backend/WorkerFS":44,"../backend/XmlHttpRequest":45,"../backend/ZipFS":46}],51:[function(a,b,c){(function(b,d){function e(a){a.Buffer=d,a.process=b;var c=null!=a.require?a.require:null;a.require=function(a){var b=g(a);return null==b?c.apply(null,Array.prototype.slice.call(arguments,0)):b}}function f(a,b){m[a]=b}function g(a){switch(a){case"fs":return j;case"path":return k;case"buffer":return i;case"process":return b;case"bfs_utils":return n;default:return m[a]}}function h(a){return j.initialize(a)}var i=a("buffer"),j=a("./node_fs"),k=a("path"),l=a("../generic/emscripten_fs");c.EmscriptenFS=l["default"];var m=a("./backends");c.FileSystem=m;var n=a("./util");c.install=e,c.registerFileSystem=f,c.BFSRequire=g,c.initialize=h}).call(this,a("bfs-process"),a("bfs-buffer").Buffer)},{"../generic/emscripten_fs":59,"./backends":50,"./node_fs":56,"./util":58,"bfs-buffer":2,"bfs-process":11,buffer:2,path:10}],52:[function(a,b,c){var d=a("./api_error"),e=function(){function a(){}return a.prototype.sync=function(a){a(new d.ApiError(d.ErrorCode.ENOTSUP))},a.prototype.syncSync=function(){throw new d.ApiError(d.ErrorCode.ENOTSUP)},a.prototype.datasync=function(a){this.sync(a)},a.prototype.datasyncSync=function(){return this.syncSync()},a.prototype.chown=function(a,b,c){c(new d.ApiError(d.ErrorCode.ENOTSUP))},a.prototype.chownSync=function(a,b){throw new d.ApiError(d.ErrorCode.ENOTSUP)},a.prototype.chmod=function(a,b){b(new d.ApiError(d.ErrorCode.ENOTSUP))},a.prototype.chmodSync=function(a){throw new d.ApiError(d.ErrorCode.ENOTSUP)},a.prototype.utimes=function(a,b,c){c(new d.ApiError(d.ErrorCode.ENOTSUP))},a.prototype.utimesSync=function(a,b){throw new d.ApiError(d.ErrorCode.ENOTSUP)},a}();c.BaseFile=e},{"./api_error":49}],53:[function(a,b,c){var d=a("./api_error");!function(a){a[a.NOP=0]="NOP",a[a.THROW_EXCEPTION=1]="THROW_EXCEPTION",a[a.TRUNCATE_FILE=2]="TRUNCATE_FILE",a[a.CREATE_FILE=3]="CREATE_FILE"}(c.ActionType||(c.ActionType={}));var e=c.ActionType,f=function(){function a(b){if(this.flagStr=b,a.validFlagStrs.indexOf(b)<0)throw new d.ApiError(d.ErrorCode.EINVAL,"Invalid flag: "+b)}return a.getFileFlag=function(b){return a.flagCache.hasOwnProperty(b)?a.flagCache[b]:a.flagCache[b]=new a(b)},a.prototype.getFlagString=function(){return this.flagStr},a.prototype.isReadable=function(){return-1!==this.flagStr.indexOf("r")||-1!==this.flagStr.indexOf("+")},a.prototype.isWriteable=function(){return-1!==this.flagStr.indexOf("w")||-1!==this.flagStr.indexOf("a")||-1!==this.flagStr.indexOf("+")},a.prototype.isTruncating=function(){return-1!==this.flagStr.indexOf("w")},a.prototype.isAppendable=function(){return-1!==this.flagStr.indexOf("a")},a.prototype.isSynchronous=function(){return-1!==this.flagStr.indexOf("s")},a.prototype.isExclusive=function(){return-1!==this.flagStr.indexOf("x")},a.prototype.pathExistsAction=function(){return this.isExclusive()?e.THROW_EXCEPTION:this.isTruncating()?e.TRUNCATE_FILE:e.NOP},a.prototype.pathNotExistsAction=function(){return(this.isWriteable()||this.isAppendable())&&"r+"!==this.flagStr?e.CREATE_FILE:e.THROW_EXCEPTION},a.flagCache={},a.validFlagStrs=["r","r+","rs","rs+","w","wx","w+","wx+","a","ax","a+","ax+"],a}();c.FileFlag=f},{"./api_error":49}],54:[function(a,b,c){(function(b){var d=this&&this.__extends||function(a,b){function c(){this.constructor=a}for(var d in b)b.hasOwnProperty(d)&&(a[d]=b[d]);a.prototype=null===b?Object.create(b):(c.prototype=b.prototype,new c)},e=a("./api_error"),f=a("./file_flag"),g=a("path"),h=function(){function a(){}return a.prototype.supportsLinks=function(){return!1},a.prototype.diskSpace=function(a,b){b(0,0)},a.prototype.openFile=function(a,b,c){throw new e.ApiError(e.ErrorCode.ENOTSUP)},a.prototype.createFile=function(a,b,c,d){throw new e.ApiError(e.ErrorCode.ENOTSUP)},a.prototype.open=function(a,b,c,d){var h=this,i=function(i,j){if(i)switch(b.pathNotExistsAction()){case f.ActionType.CREATE_FILE:return h.stat(g.dirname(a),!1,function(f,i){f?d(f):i.isDirectory()?h.createFile(a,b,c,d):d(e.ApiError.ENOTDIR(g.dirname(a)))});case f.ActionType.THROW_EXCEPTION:return d(e.ApiError.ENOENT(a));default:return d(new e.ApiError(e.ErrorCode.EINVAL,"Invalid FileFlag object."))}else{if(j.isDirectory())return d(e.ApiError.EISDIR(a));switch(b.pathExistsAction()){case f.ActionType.THROW_EXCEPTION:return d(e.ApiError.EEXIST(a));case f.ActionType.TRUNCATE_FILE:return h.openFile(a,b,function(a,b){a?d(a):b.truncate(0,function(){b.sync(function(){d(null,b)})})});case f.ActionType.NOP:return h.openFile(a,b,d);default:return d(new e.ApiError(e.ErrorCode.EINVAL,"Invalid FileFlag object."))}}};this.stat(a,!1,i)},a.prototype.rename=function(a,b,c){c(new e.ApiError(e.ErrorCode.ENOTSUP))},a.prototype.renameSync=function(a,b){throw new e.ApiError(e.ErrorCode.ENOTSUP)},a.prototype.stat=function(a,b,c){c(new e.ApiError(e.ErrorCode.ENOTSUP))},a.prototype.statSync=function(a,b){throw new e.ApiError(e.ErrorCode.ENOTSUP)},a.prototype.openFileSync=function(a,b){throw new e.ApiError(e.ErrorCode.ENOTSUP)},a.prototype.createFileSync=function(a,b,c){throw new e.ApiError(e.ErrorCode.ENOTSUP)},a.prototype.openSync=function(a,b,c){var d;try{d=this.statSync(a,!1)}catch(h){switch(b.pathNotExistsAction()){case f.ActionType.CREATE_FILE:var i=this.statSync(g.dirname(a),!1);if(!i.isDirectory())throw e.ApiError.ENOTDIR(g.dirname(a));return this.createFileSync(a,b,c);case f.ActionType.THROW_EXCEPTION:throw e.ApiError.ENOENT(a);default:throw new e.ApiError(e.ErrorCode.EINVAL,"Invalid FileFlag object.")}}if(d.isDirectory())throw e.ApiError.EISDIR(a);switch(b.pathExistsAction()){case f.ActionType.THROW_EXCEPTION:throw e.ApiError.EEXIST(a);case f.ActionType.TRUNCATE_FILE:return this.unlinkSync(a),this.createFileSync(a,b,d.mode);case f.ActionType.NOP:return this.openFileSync(a,b);default:throw new e.ApiError(e.ErrorCode.EINVAL,"Invalid FileFlag object.")}},a.prototype.unlink=function(a,b){b(new e.ApiError(e.ErrorCode.ENOTSUP))},a.prototype.unlinkSync=function(a){throw new e.ApiError(e.ErrorCode.ENOTSUP)},a.prototype.rmdir=function(a,b){b(new e.ApiError(e.ErrorCode.ENOTSUP))},a.prototype.rmdirSync=function(a){throw new e.ApiError(e.ErrorCode.ENOTSUP)},a.prototype.mkdir=function(a,b,c){c(new e.ApiError(e.ErrorCode.ENOTSUP))},a.prototype.mkdirSync=function(a,b){throw new e.ApiError(e.ErrorCode.ENOTSUP)},a.prototype.readdir=function(a,b){b(new e.ApiError(e.ErrorCode.ENOTSUP));
},a.prototype.readdirSync=function(a){throw new e.ApiError(e.ErrorCode.ENOTSUP)},a.prototype.exists=function(a,b){this.stat(a,null,function(a){b(null==a)})},a.prototype.existsSync=function(a){try{return this.statSync(a,!0),!0}catch(b){return!1}},a.prototype.realpath=function(a,b,c){if(this.supportsLinks())for(var d=a.split(g.sep),f=0;f<d.length;f++){var h=d.slice(0,f+1);d[f]=g.join.apply(null,h)}else this.exists(a,function(b){b?c(null,a):c(e.ApiError.ENOENT(a))})},a.prototype.realpathSync=function(a,b){if(!this.supportsLinks()){if(this.existsSync(a))return a;throw e.ApiError.ENOENT(a)}for(var c=a.split(g.sep),d=0;d<c.length;d++){var f=c.slice(0,d+1);c[d]=g.join.apply(null,f)}},a.prototype.truncate=function(a,b,c){this.open(a,f.FileFlag.getFileFlag("r+"),420,function(a,d){return a?c(a):void d.truncate(b,function(a){d.close(function(b){c(a||b)})})})},a.prototype.truncateSync=function(a,b){var c=this.openSync(a,f.FileFlag.getFileFlag("r+"),420);try{c.truncateSync(b)}catch(d){throw d}finally{c.closeSync()}},a.prototype.readFile=function(a,c,d,e){var f=e;this.open(a,d,420,function(a,d){return a?e(a):(e=function(a,b){d.close(function(c){return null==a&&(a=c),f(a,b)})},void d.stat(function(a,f){if(null!=a)return e(a);var g=new b(f.size);d.read(g,0,f.size,0,function(a){if(null!=a)return e(a);if(null===c)return e(a,g);try{e(null,g.toString(c))}catch(b){e(b)}})}))})},a.prototype.readFileSync=function(a,c,d){var e=this.openSync(a,d,420);try{var f=e.statSync(),g=new b(f.size);return e.readSync(g,0,f.size,0),e.closeSync(),null===c?g:g.toString(c)}finally{e.closeSync()}},a.prototype.writeFile=function(a,c,d,e,f,g){var h=g;this.open(a,e,420,function(a,e){if(null!=a)return g(a);g=function(a){e.close(function(b){h(null!=a?a:b)})};try{"string"==typeof c&&(c=new b(c,d))}catch(f){return g(f)}e.write(c,0,c.length,0,g)})},a.prototype.writeFileSync=function(a,c,d,e,f){var g=this.openSync(a,e,f);try{"string"==typeof c&&(c=new b(c,d)),g.writeSync(c,0,c.length,0)}finally{g.closeSync()}},a.prototype.appendFile=function(a,c,d,e,f,g){var h=g;this.open(a,e,f,function(a,e){return null!=a?g(a):(g=function(a){e.close(function(b){h(null!=a?a:b)})},"string"==typeof c&&(c=new b(c,d)),void e.write(c,0,c.length,null,g))})},a.prototype.appendFileSync=function(a,c,d,e,f){var g=this.openSync(a,e,f);try{"string"==typeof c&&(c=new b(c,d)),g.writeSync(c,0,c.length,null)}finally{g.closeSync()}},a.prototype.chmod=function(a,b,c,d){d(new e.ApiError(e.ErrorCode.ENOTSUP))},a.prototype.chmodSync=function(a,b,c){throw new e.ApiError(e.ErrorCode.ENOTSUP)},a.prototype.chown=function(a,b,c,d,f){f(new e.ApiError(e.ErrorCode.ENOTSUP))},a.prototype.chownSync=function(a,b,c,d){throw new e.ApiError(e.ErrorCode.ENOTSUP)},a.prototype.utimes=function(a,b,c,d){d(new e.ApiError(e.ErrorCode.ENOTSUP))},a.prototype.utimesSync=function(a,b,c){throw new e.ApiError(e.ErrorCode.ENOTSUP)},a.prototype.link=function(a,b,c){c(new e.ApiError(e.ErrorCode.ENOTSUP))},a.prototype.linkSync=function(a,b){throw new e.ApiError(e.ErrorCode.ENOTSUP)},a.prototype.symlink=function(a,b,c,d){d(new e.ApiError(e.ErrorCode.ENOTSUP))},a.prototype.symlinkSync=function(a,b,c){throw new e.ApiError(e.ErrorCode.ENOTSUP)},a.prototype.readlink=function(a,b){b(new e.ApiError(e.ErrorCode.ENOTSUP))},a.prototype.readlinkSync=function(a){throw new e.ApiError(e.ErrorCode.ENOTSUP)},a}();c.BaseFileSystem=h;var i=function(a){function b(){a.apply(this,arguments)}return d(b,a),b.prototype.supportsSynch=function(){return!0},b.prototype.rename=function(a,b,c){try{this.renameSync(a,b),c()}catch(d){c(d)}},b.prototype.stat=function(a,b,c){try{c(null,this.statSync(a,b))}catch(d){c(d)}},b.prototype.open=function(a,b,c,d){try{d(null,this.openSync(a,b,c))}catch(e){d(e)}},b.prototype.unlink=function(a,b){try{this.unlinkSync(a),b()}catch(c){b(c)}},b.prototype.rmdir=function(a,b){try{this.rmdirSync(a),b()}catch(c){b(c)}},b.prototype.mkdir=function(a,b,c){try{this.mkdirSync(a,b),c()}catch(d){c(d)}},b.prototype.readdir=function(a,b){try{b(null,this.readdirSync(a))}catch(c){b(c)}},b.prototype.chmod=function(a,b,c,d){try{this.chmodSync(a,b,c),d()}catch(e){d(e)}},b.prototype.chown=function(a,b,c,d,e){try{this.chownSync(a,b,c,d),e()}catch(f){e(f)}},b.prototype.utimes=function(a,b,c,d){try{this.utimesSync(a,b,c),d()}catch(e){d(e)}},b.prototype.link=function(a,b,c){try{this.linkSync(a,b),c()}catch(d){c(d)}},b.prototype.symlink=function(a,b,c,d){try{this.symlinkSync(a,b,c),d()}catch(e){d(e)}},b.prototype.readlink=function(a,b){try{b(null,this.readlinkSync(a))}catch(c){b(c)}},b}(h);c.SynchronousFileSystem=i}).call(this,a("bfs-buffer").Buffer)},{"./api_error":49,"./file_flag":53,"bfs-buffer":2,path:10}],55:[function(a,b,c){(function(a){var c;c="undefined"!=typeof window?window:"undefined"!=typeof self?self:a,b.exports=c}).call(this,"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{}],56:[function(a,b,c){var d=a("./FS"),e=new d["default"],f={},g=d["default"].prototype;Object.keys(g).forEach(function(a){"function"==typeof e[a]?f[a]=function(){return e[a].apply(e,arguments)}:f[a]=e[a]}),f.changeFSModule=function(a){e=a},f.getFSModule=function(){return e},f.FS=d["default"],b.exports=f},{"./FS":48}],57:[function(a,b,c){(function(a){!function(a){a[a.FILE=32768]="FILE",a[a.DIRECTORY=16384]="DIRECTORY",a[a.SYMLINK=40960]="SYMLINK"}(c.FileType||(c.FileType={}));var b=c.FileType,d=function(){function c(a,c,d,e,f,g){if(void 0===e&&(e=new Date),void 0===f&&(f=new Date),void 0===g&&(g=new Date),this.size=c,this.mode=d,this.atime=e,this.mtime=f,this.ctime=g,this.dev=0,this.ino=0,this.rdev=0,this.nlink=1,this.blksize=4096,this.uid=0,this.gid=0,this.birthtime=new Date(0),this.file_data=null,null==this.mode)switch(a){case b.FILE:this.mode=420;break;case b.DIRECTORY:default:this.mode=511}this.blocks=Math.ceil(c/512),this.mode<4096&&(this.mode|=a)}return c.prototype.toBuffer=function(){var b=new a(32);return b.writeUInt32LE(this.size,0),b.writeUInt32LE(this.mode,4),b.writeDoubleLE(this.atime.getTime(),8),b.writeDoubleLE(this.mtime.getTime(),16),b.writeDoubleLE(this.ctime.getTime(),24),b},c.fromBuffer=function(a){var b=a.readUInt32LE(0),d=a.readUInt32LE(4),e=a.readDoubleLE(8),f=a.readDoubleLE(16),g=a.readDoubleLE(24);return new c(61440&d,b,4095&d,new Date(e),new Date(f),new Date(g))},c.prototype.clone=function(){return new c(61440&this.mode,this.size,4095&this.mode,this.atime,this.mtime,this.ctime)},c.prototype.isFile=function(){return(61440&this.mode)===b.FILE},c.prototype.isDirectory=function(){return(61440&this.mode)===b.DIRECTORY},c.prototype.isSymbolicLink=function(){return(61440&this.mode)===b.SYMLINK},c.prototype.chmod=function(a){this.mode=61440&this.mode|a},c.prototype.isSocket=function(){return!1},c.prototype.isBlockDevice=function(){return!1},c.prototype.isCharacterDevice=function(){return!1},c.prototype.isFIFO=function(){return!1},c}();c.__esModule=!0,c["default"]=d}).call(this,a("bfs-buffer").Buffer)},{"bfs-buffer":2}],58:[function(a,b,c){(function(b){function d(a,b,c){c.existsSync(a)||(d(l.dirname(a),b,c),c.mkdirSync(a,b))}function e(a){var b=f(a),c=b.byteOffset,d=b.byteLength;return 0===c&&d===b.buffer.byteLength?b.buffer:b.buffer.slice(c,c+d)}function f(a){return a.toUint8Array?a.toUint8Array():a instanceof Uint8Array?a:new Uint8Array(a)}function g(a){return"number"==typeof a[0]?a:"undefined"!=typeof ArrayBuffer?f(a):a.toJSON().data}function h(a){return a instanceof Uint8Array?i(a):a instanceof b?a:new b(a)}function i(a){return 0===a.byteOffset&&a.byteLength===a.buffer.byteLength?j(a):new b(a)}function j(a){try{return new b(a)}catch(c){return new b(new Uint8Array(a))}}function k(a,c,d){if(void 0===c&&(c=0),void 0===d&&(d=a.length),0>c||0>d||d>a.length||c>d)throw new TypeError("Invalid slice bounds on buffer of length "+a.length+": ["+c+", "+d+"]");if(0===a.length)return new b(0);if("undefined"!=typeof ArrayBuffer){var e=f(a),g=a.readUInt8(0),h=(g+1)%255;return a.writeUInt8(h,0),e[0]===h?(e[0]=g,i(e.slice(c,d))):(a.writeUInt8(g,0),i(e.subarray(c,d)))}var j=new b(d-c);return a.copy(j,0,c,d),j}var l=a("path");c.isIE="undefined"!=typeof navigator&&(null!=/(msie) ([\w.]+)/.exec(navigator.userAgent.toLowerCase())||-1!==navigator.userAgent.indexOf("Trident")),c.isWebWorker="undefined"==typeof window,c.mkdirpSync=d,c.buffer2ArrayBuffer=e,c.buffer2Uint8array=f,c.buffer2Arrayish=g,c.arrayish2Buffer=h,c.uint8Array2Buffer=i,c.arrayBuffer2Buffer=j,"undefined"!=typeof ArrayBuffer&&"undefined"!=typeof Uint8Array&&(Uint8Array.prototype.slice||(Uint8Array.prototype.slice=function(a,b){void 0===a&&(a=0),void 0===b&&(b=this.length);var c=this;return 0>a&&(a=this.length+a,0>a&&(a=0)),0>b&&(b=this.length+b,0>b&&(b=0)),a>b&&(b=a),new Uint8Array(c.buffer,c.byteOffset+a,b-a)})),c.copyingSlice=k}).call(this,a("bfs-buffer").Buffer)},{"bfs-buffer":2,path:10}],59:[function(a,b,c){var d=a("../core/browserfs"),e=a("../core/node_fs"),f=a("../core/util"),g=function(){function a(a){this.fs=a,this.nodefs=a.getNodeFS(),this.FS=a.getFS(),this.PATH=a.getPATH(),this.ERRNO_CODES=a.getERRNO_CODES()}return a.prototype.open=function(a){var b=this.fs.realPath(a.node),c=this.FS;try{c.isFile(a.node.mode)&&(a.nfd=this.nodefs.openSync(b,this.fs.flagsToPermissionString(a.flags)))}catch(d){if(!d.code)throw d;throw new c.ErrnoError(this.ERRNO_CODES[d.code])}},a.prototype.close=function(a){var b=this.FS;try{b.isFile(a.node.mode)&&a.nfd&&this.nodefs.closeSync(a.nfd)}catch(c){if(!c.code)throw c;throw new b.ErrnoError(this.ERRNO_CODES[c.code])}},a.prototype.read=function(a,b,c,d,e){try{return this.nodefs.readSync(a.nfd,f.uint8Array2Buffer(b),c,d,e)}catch(g){throw new this.FS.ErrnoError(this.ERRNO_CODES[g.code])}},a.prototype.write=function(a,b,c,d,e){try{return this.nodefs.writeSync(a.nfd,f.uint8Array2Buffer(b),c,d,e)}catch(g){throw new this.FS.ErrnoError(this.ERRNO_CODES[g.code])}},a.prototype.llseek=function(a,b,c){var d=b;if(1===c)d+=a.position;else if(2===c&&this.FS.isFile(a.node.mode))try{var e=this.nodefs.fstatSync(a.nfd);d+=e.size}catch(f){throw new this.FS.ErrnoError(this.ERRNO_CODES[f.code])}if(0>d)throw new this.FS.ErrnoError(this.ERRNO_CODES.EINVAL);return a.position=d,d},a}(),h=function(){function a(a){this.fs=a,this.nodefs=a.getNodeFS(),this.FS=a.getFS(),this.PATH=a.getPATH(),this.ERRNO_CODES=a.getERRNO_CODES()}return a.prototype.getattr=function(a){var b,c=this.fs.realPath(a);try{b=this.nodefs.lstatSync(c)}catch(d){if(!d.code)throw d;throw new this.FS.ErrnoError(this.ERRNO_CODES[d.code])}return{dev:b.dev,ino:b.ino,mode:b.mode,nlink:b.nlink,uid:b.uid,gid:b.gid,rdev:b.rdev,size:b.size,atime:b.atime,mtime:b.mtime,ctime:b.ctime,blksize:b.blksize,blocks:b.blocks}},a.prototype.setattr=function(a,b){var c=this.fs.realPath(a);try{if(void 0!==b.mode&&(this.nodefs.chmodSync(c,b.mode),a.mode=b.mode),void 0!==b.timestamp){var d=new Date(b.timestamp);this.nodefs.utimesSync(c,d,d)}}catch(e){if(!e.code)throw e;if("ENOTSUP"!==e.code)throw new this.FS.ErrnoError(this.ERRNO_CODES[e.code])}if(void 0!==b.size)try{this.nodefs.truncateSync(c,b.size)}catch(e){if(!e.code)throw e;throw new this.FS.ErrnoError(this.ERRNO_CODES[e.code])}},a.prototype.lookup=function(a,b){var c=this.PATH.join2(this.fs.realPath(a),b),d=this.fs.getMode(c);return this.fs.createNode(a,b,d)},a.prototype.mknod=function(a,b,c,d){var e=this.fs.createNode(a,b,c,d),f=this.fs.realPath(e);try{this.FS.isDir(e.mode)?this.nodefs.mkdirSync(f,e.mode):this.nodefs.writeFileSync(f,"",{mode:e.mode})}catch(g){if(!g.code)throw g;throw new this.FS.ErrnoError(this.ERRNO_CODES[g.code])}return e},a.prototype.rename=function(a,b,c){var d=this.fs.realPath(a),e=this.PATH.join2(this.fs.realPath(b),c);try{this.nodefs.renameSync(d,e)}catch(f){if(!f.code)throw f;throw new this.FS.ErrnoError(this.ERRNO_CODES[f.code])}},a.prototype.unlink=function(a,b){var c=this.PATH.join2(this.fs.realPath(a),b);try{this.nodefs.unlinkSync(c)}catch(d){if(!d.code)throw d;throw new this.FS.ErrnoError(this.ERRNO_CODES[d.code])}},a.prototype.rmdir=function(a,b){var c=this.PATH.join2(this.fs.realPath(a),b);try{this.nodefs.rmdirSync(c)}catch(d){if(!d.code)throw d;throw new this.FS.ErrnoError(this.ERRNO_CODES[d.code])}},a.prototype.readdir=function(a){var b=this.fs.realPath(a);try{return this.nodefs.readdirSync(b)}catch(c){if(!c.code)throw c;throw new this.FS.ErrnoError(this.ERRNO_CODES[c.code])}},a.prototype.symlink=function(a,b,c){var d=this.PATH.join2(this.fs.realPath(a),b);try{this.nodefs.symlinkSync(c,d)}catch(e){if(!e.code)throw e;throw new this.FS.ErrnoError(this.ERRNO_CODES[e.code])}},a.prototype.readlink=function(a){var b=this.fs.realPath(a);try{return this.nodefs.readlinkSync(b)}catch(c){if(!c.code)throw c;throw new this.FS.ErrnoError(this.ERRNO_CODES[c.code])}},a}(),i=function(){function a(a,b,c,f){if(void 0===a&&(a=self.FS),void 0===b&&(b=self.PATH),void 0===c&&(c=self.ERRNO_CODES),void 0===f&&(f=e),this.flagsToPermissionStringMap={0:"r",1:"r+",2:"r+",64:"r",65:"r+",66:"r+",129:"rx+",193:"rx+",514:"w+",577:"w",578:"w+",705:"wx",706:"wx+",1024:"a",1025:"a",1026:"a+",1089:"a",1090:"a+",1153:"ax",1154:"ax+",1217:"ax",1218:"ax+",4096:"rs",4098:"rs+"},"undefined"==typeof d)throw new Error("BrowserFS is not loaded. Please load it before this library.");this.nodefs=f,this.FS=a,this.PATH=b,this.ERRNO_CODES=c,this.node_ops=new h(this),this.stream_ops=new g(this)}return a.prototype.mount=function(a){return this.createNode(null,"/",this.getMode(a.opts.root),0)},a.prototype.createNode=function(a,b,c,d){var e=this.FS;if(!e.isDir(c)&&!e.isFile(c)&&!e.isLink(c))throw new e.ErrnoError(this.ERRNO_CODES.EINVAL);var f=e.createNode(a,b,c);return f.node_ops=this.node_ops,f.stream_ops=this.stream_ops,f},a.prototype.getMode=function(a){var b;try{b=this.nodefs.lstatSync(a)}catch(c){if(!c.code)throw c;throw new this.FS.ErrnoError(this.ERRNO_CODES[c.code])}return b.mode},a.prototype.realPath=function(a){for(var b=[];a.parent!==a;)b.push(a.name),a=a.parent;return b.push(a.mount.opts.root),b.reverse(),this.PATH.join.apply(null,b)},a.prototype.flagsToPermissionString=function(a){var b="string"==typeof a?parseInt(a,10):a;return b&=8191,b in this.flagsToPermissionStringMap?this.flagsToPermissionStringMap[b]:a},a.prototype.getNodeFS=function(){return this.nodefs},a.prototype.getFS=function(){return this.FS},a.prototype.getPATH=function(){return this.PATH},a.prototype.getERRNO_CODES=function(){return this.ERRNO_CODES},a}();c.__esModule=!0,c["default"]=i},{"../core/browserfs":51,"../core/node_fs":56,"../core/util":58}],60:[function(a,b,c){function d(a){return a&&a.isFile()}function e(a){return a&&a.isDir()}var f=a("../core/node_fs_stats"),g=a("path"),h=function(){function a(){this._index={},this.addPath("/",new j)}return a.prototype._split_path=function(a){var b=g.dirname(a),c=a.substr(b.length+("/"===b?0:1));return[b,c]},a.prototype.fileIterator=function(a){for(var b in this._index)for(var c=this._index[b],e=c.getListing(),f=0;f<e.length;f++){var g=c.getItem(e[f]);d(g)&&a(g.getData())}},a.prototype.addPath=function(a,b){if(null==b)throw new Error("Inode must be specified");if("/"!==a[0])throw new Error("Path must be absolute, got: "+a);if(this._index.hasOwnProperty(a))return this._index[a]===b;var c=this._split_path(a),d=c[0],f=c[1],g=this._index[d];return(void 0!==g||"/"===a||(g=new j,this.addPath(d,g)))&&("/"===a||g.addItem(f,b))?(e(b)&&(this._index[a]=b),!0):!1},a.prototype.removePath=function(a){var b=this._split_path(a),c=b[0],d=b[1],f=this._index[c];if(void 0===f)return null;var g=f.remItem(d);if(null===g)return null;if(e(g)){for(var h=g.getListing(),i=0;i<h.length;i++)this.removePath(a+"/"+h[i]);"/"!==a&&delete this._index[a]}return g},a.prototype.ls=function(a){var b=this._index[a];return void 0===b?null:b.getListing()},a.prototype.getInode=function(a){var b=this._split_path(a),c=b[0],d=b[1],e=this._index[c];return void 0===e?null:c===a?e:e.getItem(d)},a.fromListing=function(b){var c=new a,d=new j;c._index["/"]=d;for(var e=[["",b,d]];e.length>0;){var g,h=e.pop(),k=h[0],l=h[1],m=h[2];for(var n in l){var o=l[n],p=""+k+"/"+n;null!=o?(c._index[p]=g=new j,e.push([p,o,g])):g=new i(new f["default"](f.FileType.FILE,-1,365)),null!=m&&(m._ls[n]=g)}}return c},a}();c.FileIndex=h;var i=function(){function a(a){this.data=a}return a.prototype.isFile=function(){return!0},a.prototype.isDir=function(){return!1},a.prototype.getData=function(){return this.data},a.prototype.setData=function(a){this.data=a},a}();c.FileInode=i;var j=function(){function a(a){void 0===a&&(a=null),this.data=a,this._ls={}}return a.prototype.isFile=function(){return!1},a.prototype.isDir=function(){return!0},a.prototype.getData=function(){return this.data},a.prototype.getStats=function(){return new f["default"](f.FileType.DIRECTORY,4096,365)},a.prototype.getListing=function(){return Object.keys(this._ls)},a.prototype.getItem=function(a){var b;return null!=(b=this._ls[a])?b:null},a.prototype.addItem=function(a,b){return a in this._ls?!1:(this._ls[a]=b,!0)},a.prototype.remItem=function(a){var b=this._ls[a];return void 0===b?null:(delete this._ls[a],b)},a}();c.DirInode=j,c.isFileInode=d,c.isDirInode=e},{"../core/node_fs_stats":57,path:10}],61:[function(a,b,c){(function(c){var d=a("../core/node_fs_stats"),e=function(){function a(a,b,c,d,e,f){this.id=a,this.size=b,this.mode=c,this.atime=d,this.mtime=e,this.ctime=f}return a.prototype.toStats=function(){return new d["default"]((61440&this.mode)===d.FileType.DIRECTORY?d.FileType.DIRECTORY:d.FileType.FILE,this.size,this.mode,new Date(this.atime),new Date(this.mtime),new Date(this.ctime))},a.prototype.getSize=function(){return 30+this.id.length},a.prototype.toBuffer=function(a){return void 0===a&&(a=new c(this.getSize())),a.writeUInt32LE(this.size,0),a.writeUInt16LE(this.mode,4),a.writeDoubleLE(this.atime,6),a.writeDoubleLE(this.mtime,14),a.writeDoubleLE(this.ctime,22),a.write(this.id,30,this.id.length,"ascii"),a},a.prototype.update=function(a){var b=!1;this.size!==a.size&&(this.size=a.size,b=!0),this.mode!==a.mode&&(this.mode=a.mode,b=!0);var c=a.atime.getTime();this.atime!==c&&(this.atime=c,b=!0);var d=a.mtime.getTime();this.mtime!==d&&(this.mtime=d,b=!0);var e=a.ctime.getTime();return this.ctime!==e&&(this.ctime=e,b=!0),b},a.fromBuffer=function(b){if(void 0===b)throw new Error("NO");return new a(b.toString("ascii",30),b.readUInt32LE(0),b.readUInt16LE(4),b.readDoubleLE(6),b.readDoubleLE(14),b.readDoubleLE(22))},a.prototype.isFile=function(){return(61440&this.mode)===d.FileType.FILE},a.prototype.isDirectory=function(){return(61440&this.mode)===d.FileType.DIRECTORY},a}();b.exports=e}).call(this,a("bfs-buffer").Buffer)},{"../core/node_fs_stats":57,"bfs-buffer":2}],62:[function(a,b,c){(function(b){function d(){return"xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx".replace(/[xy]/g,function(a){var b=16*Math.random()|0,c="x"==a?b:3&b|8;return c.toString(16)})}function e(a,b){return a?(b(a),!1):!0}function f(a,b,c){return a?(b.abort(function(){c(a)}),!1):!0}var g=this&&this.__extends||function(a,b){function c(){this.constructor=a}for(var d 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a,b,c;for(a=0;a<this.modifiedKeys.length;a++)b=this.modifiedKeys[a],c=this.originalData[b],null===c?this.store.del(b):this.store.put(b,c,!0)},a}();c.SimpleSyncRWTransaction=o;var p=function(a){function b(b,c,d,e,f){a.call(this,b,c,d,e,f)}return g(b,a),b.prototype.syncSync=function(){this.isDirty()&&(this._fs._syncSync(this.getPath(),this.getBuffer(),this.getStats()),this.resetDirty())},b.prototype.closeSync=function(){this.syncSync()},b}(m.PreloadFile);c.SyncKeyValueFile=p;var q=function(a){function c(b){a.call(this),this.store=b.store,this.makeRootDirectory()}return g(c,a),c.isAvailable=function(){return!0},c.prototype.getName=function(){return this.store.name()},c.prototype.isReadOnly=function(){return!1},c.prototype.supportsSymlinks=function(){return!1},c.prototype.supportsProps=function(){return!1},c.prototype.supportsSynch=function(){return!0},c.prototype.makeRootDirectory=function(){var a=this.store.beginTransaction("readwrite");if(void 0===a.get(n)){var c=(new Date).getTime(),e=new l(d(),4096,511|j.FileType.DIRECTORY,c,c,c);a.put(e.id,new b("{}"),!1),a.put(n,e.toBuffer(),!1),a.commit()}},c.prototype._findINode=function(a,b,c){var d=this,e=function(e){var f=d.getDirListing(a,b,e);if(f[c])return f[c];throw i.ApiError.ENOENT(k.resolve(b,c))};return"/"===b?""===c?n:e(this.getINode(a,b,n)):e(this.getINode(a,b+k.sep+c,this._findINode(a,k.dirname(b),k.basename(b))))},c.prototype.findINode=function(a,b){return this.getINode(a,b,this._findINode(a,k.dirname(b),k.basename(b)))},c.prototype.getINode=function(a,b,c){var d=a.get(c);if(void 0===d)throw i.ApiError.ENOENT(b);return l.fromBuffer(d)},c.prototype.getDirListing=function(a,b,c){if(!c.isDirectory())throw i.ApiError.ENOTDIR(b);var d=a.get(c.id);if(void 0===d)throw i.ApiError.ENOENT(b);return JSON.parse(d.toString())},c.prototype.addNewNode=function(a,b){for(var c,e=0;5>e;)try{return c=d(),a.put(c,b,!1),c}catch(f){}throw new i.ApiError(i.ErrorCode.EIO,"Unable to commit data to key-value store.")},c.prototype.commitNewFile=function(a,c,d,e,f){var g=k.dirname(c),h=k.basename(c),j=this.findINode(a,g),m=this.getDirListing(a,g,j),n=(new Date).getTime();if("/"===c)throw i.ApiError.EEXIST(c);if(m[h])throw i.ApiError.EEXIST(c);try{var o=this.addNewNode(a,f),p=new l(o,f.length,e|d,n,n,n),q=this.addNewNode(a,p.toBuffer());m[h]=q,a.put(j.id,new b(JSON.stringify(m)),!0)}catch(r){throw a.abort(),r}return a.commit(),p},c.prototype.empty=function(){this.store.clear(),this.makeRootDirectory()},c.prototype.renameSync=function(a,c){var d=this.store.beginTransaction("readwrite"),e=k.dirname(a),f=k.basename(a),g=k.dirname(c),h=k.basename(c),j=this.findINode(d,e),l=this.getDirListing(d,e,j);if(!l[f])throw i.ApiError.ENOENT(a);var m=l[f];if(delete l[f],0===(g+"/").indexOf(a+"/"))throw new i.ApiError(i.ErrorCode.EBUSY,e);var n,o;if(g===e?(n=j,o=l):(n=this.findINode(d,g),o=this.getDirListing(d,g,n)),o[h]){var p=this.getINode(d,c,o[h]);if(!p.isFile())throw i.ApiError.EPERM(c);try{d.del(p.id),d.del(o[h])}catch(q){throw d.abort(),q}}o[h]=m;try{d.put(j.id,new b(JSON.stringify(l)),!0),d.put(n.id,new b(JSON.stringify(o)),!0)}catch(q){throw d.abort(),q}d.commit()},c.prototype.statSync=function(a,b){return this.findINode(this.store.beginTransaction("readonly"),a).toStats()},c.prototype.createFileSync=function(a,c,d){var e=this.store.beginTransaction("readwrite"),f=new b(0),g=this.commitNewFile(e,a,j.FileType.FILE,d,f);return new p(this,a,c,g.toStats(),f)},c.prototype.openFileSync=function(a,b){var c=this.store.beginTransaction("readonly"),d=this.findINode(c,a),e=c.get(d.id);if(void 0===e)throw i.ApiError.ENOENT(a);return new p(this,a,b,d.toStats(),e)},c.prototype.removeEntry=function(a,c){var d=this.store.beginTransaction("readwrite"),e=k.dirname(a),f=this.findINode(d,e),g=this.getDirListing(d,e,f),h=k.basename(a);if(!g[h])throw i.ApiError.ENOENT(a);var j=g[h];delete g[h];var l=this.getINode(d,a,j);if(!c&&l.isDirectory())throw i.ApiError.EISDIR(a);if(c&&!l.isDirectory())throw i.ApiError.ENOTDIR(a);try{d.del(l.id),d.del(j),d.put(f.id,new b(JSON.stringify(g)),!0)}catch(m){throw d.abort(),m}d.commit()},c.prototype.unlinkSync=function(a){this.removeEntry(a,!1)},c.prototype.rmdirSync=function(a){this.removeEntry(a,!0)},c.prototype.mkdirSync=function(a,c){var d=this.store.beginTransaction("readwrite"),e=new b("{}");this.commitNewFile(d,a,j.FileType.DIRECTORY,c,e)},c.prototype.readdirSync=function(a){var b=this.store.beginTransaction("readonly");return Object.keys(this.getDirListing(b,a,this.findINode(b,a)))},c.prototype._syncSync=function(a,b,c){var d=this.store.beginTransaction("readwrite"),e=this._findINode(d,k.dirname(a),k.basename(a)),f=this.getINode(d,a,e),g=f.update(c);try{d.put(f.id,b,!0),g&&d.put(e,f.toBuffer(),!0)}catch(h){throw d.abort(),h}d.commit()},c}(h.SynchronousFileSystem);c.SyncKeyValueFileSystem=q;var r=function(a){function b(b,c,d,e,f){a.call(this,b,c,d,e,f)}return g(b,a),b.prototype.sync=function(a){var b=this;this.isDirty()?this._fs._sync(this.getPath(),this.getBuffer(),this.getStats(),function(c){c||b.resetDirty(),a(c)}):a()},b.prototype.close=function(a){this.sync(a)},b}(m.PreloadFile);c.AsyncKeyValueFile=r;var s=function(a){function c(){a.apply(this,arguments)}return g(c,a),c.prototype.init=function(a,b){this.store=a,this.makeRootDirectory(b)},c.isAvailable=function(){return!0},c.prototype.getName=function(){return this.store.name()},c.prototype.isReadOnly=function(){return!1},c.prototype.supportsSymlinks=function(){return!1},c.prototype.supportsProps=function(){return!1},c.prototype.supportsSynch=function(){return!1},c.prototype.makeRootDirectory=function(a){var c=this.store.beginTransaction("readwrite");c.get(n,function(e,g){if(e||void 0===g){var h=(new Date).getTime(),i=new l(d(),4096,511|j.FileType.DIRECTORY,h,h,h);c.put(i.id,new b("{}"),!1,function(b){f(b,c,a)&&c.put(n,i.toBuffer(),!1,function(b){b?c.abort(function(){a(b)}):c.commit(a)})})}else c.commit(a)})},c.prototype._findINode=function(a,b,c,d){var f=this,g=function(a,e,f){a?d(a):f[c]?d(null,f[c]):d(i.ApiError.ENOENT(k.resolve(b,c)))};"/"===b?""===c?d(null,n):this.getINode(a,b,n,function(c,h){e(c,d)&&f.getDirListing(a,b,h,function(a,b){g(a,h,b)})}):this.findINodeAndDirListing(a,b,g)},c.prototype.findINode=function(a,b,c){var d=this;this._findINode(a,k.dirname(b),k.basename(b),function(f,g){e(f,c)&&d.getINode(a,b,g,c)})},c.prototype.getINode=function(a,b,c,d){a.get(c,function(a,c){e(a,d)&&(void 0===c?d(i.ApiError.ENOENT(b)):d(null,l.fromBuffer(c)))})},c.prototype.getDirListing=function(a,b,c,d){c.isDirectory()?a.get(c.id,function(a,c){if(e(a,d))try{d(null,JSON.parse(c.toString()))}catch(a){d(i.ApiError.ENOENT(b))}}):d(i.ApiError.ENOTDIR(b))},c.prototype.findINodeAndDirListing=function(a,b,c){var d=this;this.findINode(a,b,function(f,g){e(f,c)&&d.getDirListing(a,b,g,function(a,b){e(a,c)&&c(null,g,b)})})},c.prototype.addNewNode=function(a,b,c){var e,f=0,g=function(){5===++f?c(new i.ApiError(i.ErrorCode.EIO,"Unable to commit data to key-value store.")):(e=d(),a.put(e,b,!1,function(a,b){a||!b?g():c(null,e)}))};g()},c.prototype.commitNewFile=function(a,c,d,e,g,h){var j=this,m=k.dirname(c),n=k.basename(c),o=(new Date).getTime();return"/"===c?h(i.ApiError.EEXIST(c)):void this.findINodeAndDirListing(a,m,function(k,m,p){f(k,a,h)&&(p[n]?a.abort(function(){h(i.ApiError.EEXIST(c))}):j.addNewNode(a,g,function(c,i){if(f(c,a,h)){var k=new l(i,g.length,e|d,o,o,o);j.addNewNode(a,k.toBuffer(),function(c,d){f(c,a,h)&&(p[n]=d,a.put(m.id,new b(JSON.stringify(p)),!0,function(b){f(b,a,h)&&a.commit(function(b){f(b,a,h)&&h(null,k)})}))})}}))})},c.prototype.empty=function(a){var b=this;this.store.clear(function(c){e(c,a)&&b.makeRootDirectory(a)})},c.prototype.rename=function(a,c,d){var e=this,g=this.store.beginTransaction("readwrite"),h=k.dirname(a),j=k.basename(a),l=k.dirname(c),m=k.basename(c),n={},o={},p=!1;if(0===(l+"/").indexOf(a+"/"))return d(new i.ApiError(i.ErrorCode.EBUSY,h));var q=function(){if(!p&&o.hasOwnProperty(h)&&o.hasOwnProperty(l)){var k=o[h],q=n[h],r=o[l],s=n[l];if(k[j]){var t=k[j];delete k[j];var u=function(){r[m]=t,g.put(q.id,new b(JSON.stringify(k)),!0,function(a){f(a,g,d)&&(h===l?g.commit(d):g.put(s.id,new b(JSON.stringify(r)),!0,function(a){f(a,g,d)&&g.commit(d)}))})};r[m]?e.getINode(g,c,r[m],function(a,b){f(a,g,d)&&(b.isFile()?g.del(b.id,function(a){f(a,g,d)&&g.del(r[m],function(a){f(a,g,d)&&u()})}):g.abort(function(a){d(i.ApiError.EPERM(c))}))}):u()}else d(i.ApiError.ENOENT(a))}},r=function(a){e.findINodeAndDirListing(g,a,function(b,c,e){b?p||(p=!0,g.abort(function(){d(b)})):(n[a]=c,o[a]=e,q())})};r(h),h!==l&&r(l)},c.prototype.stat=function(a,b,c){var d=this.store.beginTransaction("readonly");this.findINode(d,a,function(a,b){e(a,c)&&c(null,b.toStats())})},c.prototype.createFile=function(a,c,d,f){var g=this,h=this.store.beginTransaction("readwrite"),i=new b(0);this.commitNewFile(h,a,j.FileType.FILE,d,i,function(b,d){e(b,f)&&f(null,new r(g,a,c,d.toStats(),i))})},c.prototype.openFile=function(a,b,c){var d=this,f=this.store.beginTransaction("readonly");this.findINode(f,a,function(g,h){e(g,c)&&f.get(h.id,function(f,g){e(f,c)&&(void 0===g?c(i.ApiError.ENOENT(a)):c(null,new r(d,a,b,h.toStats(),g)))})})},c.prototype.removeEntry=function(a,c,d){var e=this,g=this.store.beginTransaction("readwrite"),h=k.dirname(a),j=k.basename(a);this.findINodeAndDirListing(g,h,function(h,k,l){if(f(h,g,d))if(l[j]){var m=l[j];delete l[j],e.getINode(g,a,m,function(e,h){f(e,g,d)&&(!c&&h.isDirectory()?g.abort(function(){d(i.ApiError.EISDIR(a))}):c&&!h.isDirectory()?g.abort(function(){d(i.ApiError.ENOTDIR(a))}):g.del(h.id,function(a){f(a,g,d)&&g.del(m,function(a){f(a,g,d)&&g.put(k.id,new b(JSON.stringify(l)),!0,function(a){f(a,g,d)&&g.commit(d)})})}))})}else g.abort(function(){d(i.ApiError.ENOENT(a))})})},c.prototype.unlink=function(a,b){this.removeEntry(a,!1,b)},c.prototype.rmdir=function(a,b){this.removeEntry(a,!0,b)},c.prototype.mkdir=function(a,c,d){var e=this.store.beginTransaction("readwrite"),f=new b("{}");this.commitNewFile(e,a,j.FileType.DIRECTORY,c,f,d)},c.prototype.readdir=function(a,b){var c=this,d=this.store.beginTransaction("readonly");this.findINode(d,a,function(f,g){e(f,b)&&c.getDirListing(d,a,g,function(a,c){e(a,b)&&b(null,Object.keys(c))})})},c.prototype._sync=function(a,b,c,d){var e=this,g=this.store.beginTransaction("readwrite");this._findINode(g,k.dirname(a),k.basename(a),function(h,i){f(h,g,d)&&e.getINode(g,a,i,function(a,e){if(f(a,g,d)){var h=e.update(c);g.put(e.id,b,!0,function(a){f(a,g,d)&&(h?g.put(i,e.toBuffer(),!0,function(a){f(a,g,d)&&g.commit(d)}):g.commit(d))})}})})},c}(h.BaseFileSystem);c.AsyncKeyValueFileSystem=s}).call(this,a("bfs-buffer").Buffer)},{"../core/api_error":49,"../core/file_system":54,"../core/node_fs_stats":57,"../generic/inode":61,"../generic/preload_file":63,"bfs-buffer":2,path:10}],63:[function(a,b,c){(function(b){var d=this&&this.__extends||function(a,b){function c(){this.constructor=a}for(var d in b)b.hasOwnProperty(d)&&(a[d]=b[d]);a.prototype=null===b?Object.create(b):(c.prototype=b.prototype,new c)},e=a("../core/file"),f=a("../core/api_error"),g=a("../core/node_fs"),h=function(a){function c(c,d,e,f,g){if(a.call(this),this._pos=0,this._dirty=!1,this._fs=c,this._path=d,this._flag=e,this._stat=f,null!=g?this._buffer=g:this._buffer=new b(0),this._stat.size!==this._buffer.length&&this._flag.isReadable())throw new Error("Invalid buffer: Buffer is "+this._buffer.length+" long, yet Stats object specifies that file is "+this._stat.size+" long.")}return d(c,a),c.prototype.isDirty=function(){return this._dirty},c.prototype.resetDirty=function(){this._dirty=!1},c.prototype.getBuffer=function(){return this._buffer},c.prototype.getStats=function(){return this._stat},c.prototype.getFlag=function(){return this._flag},c.prototype.getPath=function(){return this._path},c.prototype.getPos=function(){return this._flag.isAppendable()?this._stat.size:this._pos},c.prototype.advancePos=function(a){return this._pos+=a},c.prototype.setPos=function(a){return this._pos=a},c.prototype.sync=function(a){try{this.syncSync(),a()}catch(b){a(b)}},c.prototype.syncSync=function(){throw new f.ApiError(f.ErrorCode.ENOTSUP);
},c.prototype.close=function(a){try{this.closeSync(),a()}catch(b){a(b)}},c.prototype.closeSync=function(){throw new f.ApiError(f.ErrorCode.ENOTSUP)},c.prototype.stat=function(a){try{a(null,this._stat.clone())}catch(b){a(b)}},c.prototype.statSync=function(){return this._stat.clone()},c.prototype.truncate=function(a,b){try{this.truncateSync(a),this._flag.isSynchronous()&&!g.getRootFS().supportsSynch()&&this.sync(b),b()}catch(c){return b(c)}},c.prototype.truncateSync=function(a){if(this._dirty=!0,!this._flag.isWriteable())throw new f.ApiError(f.ErrorCode.EPERM,"File not opened with a writeable mode.");if(this._stat.mtime=new Date,a>this._buffer.length){var c=new b(a-this._buffer.length);return c.fill(0),this.writeSync(c,0,c.length,this._buffer.length),void(this._flag.isSynchronous()&&g.getRootFS().supportsSynch()&&this.syncSync())}this._stat.size=a;var d=new b(a);this._buffer.copy(d,0,0,a),this._buffer=d,this._flag.isSynchronous()&&g.getRootFS().supportsSynch()&&this.syncSync()},c.prototype.write=function(a,b,c,d,e){try{e(null,this.writeSync(a,b,c,d),a)}catch(f){e(f)}},c.prototype.writeSync=function(a,c,d,e){if(this._dirty=!0,null==e&&(e=this.getPos()),!this._flag.isWriteable())throw new f.ApiError(f.ErrorCode.EPERM,"File not opened with a writeable mode.");var g=e+d;if(g>this._stat.size&&(this._stat.size=g,g>this._buffer.length)){var h=new b(g);this._buffer.copy(h),this._buffer=h}var i=a.copy(this._buffer,e,c,c+d);return this._stat.mtime=new Date,this._flag.isSynchronous()?(this.syncSync(),i):(this.setPos(e+i),i)},c.prototype.read=function(a,b,c,d,e){try{e(null,this.readSync(a,b,c,d),a)}catch(f){e(f)}},c.prototype.readSync=function(a,b,c,d){if(!this._flag.isReadable())throw new f.ApiError(f.ErrorCode.EPERM,"File not opened with a readable mode.");null==d&&(d=this.getPos());var e=d+c;e>this._stat.size&&(c=this._stat.size-d);var g=this._buffer.copy(a,b,d,d+c);return this._stat.atime=new Date,this._pos=d+c,g},c.prototype.chmod=function(a,b){try{this.chmodSync(a),b()}catch(c){b(c)}},c.prototype.chmodSync=function(a){if(!this._fs.supportsProps())throw new f.ApiError(f.ErrorCode.ENOTSUP);this._dirty=!0,this._stat.chmod(a),this.syncSync()},c}(e.BaseFile);c.PreloadFile=h;var i=function(a){function b(b,c,d,e,f){a.call(this,b,c,d,e,f)}return d(b,a),b.prototype.sync=function(a){a()},b.prototype.syncSync=function(){},b.prototype.close=function(a){a()},b.prototype.closeSync=function(){},b}(h);c.NoSyncFile=i}).call(this,a("bfs-buffer").Buffer)},{"../core/api_error":49,"../core/file":52,"../core/node_fs":56,"bfs-buffer":2}],64:[function(a,b,c){(function(b){function d(a){for(var b=IEBinaryToArray_ByteStr(a),c=IEBinaryToArray_ByteStr_Last(a),d=b.replace(/[\s\S]/g,function(a){var b=a.charCodeAt(0);return String.fromCharCode(255&b,b>>8)})+c,e=new Array(d.length),f=0;f<d.length;f++)e[f]=d.charCodeAt(f);return e}function 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b(d.response);break;case"json":e=JSON.parse(d.response)}else f=new o.ApiError(d.status,"XHR error.")},d.send(),f)throw f;return e}function k(a,b,c){var d=new XMLHttpRequest;d.open("HEAD",b,a),d.onreadystatechange=function(a){if(4===d.readyState){if(200!=d.status)return c(new o.ApiError(d.status,"XHR HEAD error."));try{return c(null,parseInt(d.getResponseHeader("Content-Length"),10))}catch(a){return c(new o.ApiError(o.ErrorCode.EIO,"XHR HEAD error: Could not read content-length."))}}},d.send()}function l(a){var b;return k(!1,a,function(a,c){if(a)throw a;b=c}),b}function m(a,b){k(!0,a,b)}var n=a("../core/util"),o=a("../core/api_error");c.asyncDownloadFile=n.isIE&&"undefined"==typeof Blob?f:h,c.syncDownloadFile=n.isIE&&"undefined"==typeof Blob?g:n.isIE&&"undefined"!=typeof Blob?j:i,c.getFileSizeSync=l,c.getFileSizeAsync=m}).call(this,a("bfs-buffer").Buffer)},{"../core/api_error":49,"../core/util":58,"bfs-buffer":2}],65:[function(a,b,c){var d=a("./core/global");if(Date.now||(Date.now=function(){return(new Date).getTime()}),Array.isArray||(Array.isArray=function(a){return"[object Array]"===Object.prototype.toString.call(a)}),Object.keys||(Object.keys=function(){"use strict";var a=Object.prototype.hasOwnProperty,b=!{toString:null}.propertyIsEnumerable("toString"),c=["toString","toLocaleString","valueOf","hasOwnProperty","isPrototypeOf","propertyIsEnumerable","constructor"],d=c.length;return function(e){if("object"!=typeof e&&("function"!=typeof e||null===e))throw new TypeError("Object.keys called on non-object");var f,g,h=[];for(f in e)a.call(e,f)&&h.push(f);if(b)for(g=0;d>g;g++)a.call(e,c[g])&&h.push(c[g]);return h}}()),"b"!=="ab".substr(-1)&&(String.prototype.substr=function(a){return function(b,c){return 0>b&&(b=this.length+b),a.call(this,b,c)}}(String.prototype.substr)),Array.prototype.forEach||(Array.prototype.forEach=function(a,b){for(var c=0;c<this.length;++c)c in this&&a.call(b,this[c],c,this)}),Array.prototype.filter||(Array.prototype.filter=function(a){"use strict";if(void 0===this||null===this)throw new TypeError;var b=Object(this),c=b.length>>>0;if("function"!=typeof a)throw new TypeError;for(var d=[],e=arguments.length>=2?arguments[1]:void 0,f=0;c>f;f++)if(f in b){var g=b[f];a.call(e,g,f,b)&&d.push(g)}return d}),"undefined"==typeof setImmediate){var e=d,f=[],g="zero-timeout-message",h=function(){if("undefined"!=typeof e.importScripts||!e.postMessage)return!1;var a=!0,b=e.onmessage;return e.onmessage=function(){a=!1},e.postMessage("","*"),e.onmessage=b,a};if(h()){e.setImmediate=function(a){f.push(a),e.postMessage(g,"*")};var i=function(a){if(a.source===self&&a.data===g&&(a.stopPropagation?a.stopPropagation():a.cancelBubble=!0,f.length>0)){var b=f.shift();return b()}};e.addEventListener?e.addEventListener("message",i,!0):e.attachEvent("onmessage",i)}else if(e.MessageChannel){var j=new e.MessageChannel;j.port1.onmessage=function(a){return f.length>0?f.shift()():void 0},e.setImmediate=function(a){f.push(a),j.port2.postMessage("")}}else e.setImmediate=function(a){return setTimeout(a,0)}}Array.prototype.indexOf||(Array.prototype.indexOf=function(a,b){if(void 0===b&&(b=0),!this)throw new TypeError;var c=this.length;if(0===c||d>=c)return-1;var d=b;0>d&&(d=c+d);for(var e=d;c>e;e++)if(this[e]===a)return e;return-1}),Array.prototype.forEach||(Array.prototype.forEach=function(a,b){var c,d;for(c=0,d=this.length;d>c;++c)c in this&&a.call(b,this[c],c,this)}),Array.prototype.map||(Array.prototype.map=function(a,b){var c,d,e;if(null==this)throw new TypeError(" this is null or not defined");var f=Object(this),g=f.length>>>0;if("function"!=typeof a)throw new TypeError(a+" is not a function");for(b&&(c=b),d=new Array(g),e=0;g>e;){var h,i;e in f&&(h=f[e],i=a.call(c,h,e,f),d[e]=i),e++}return d}),"undefined"!=typeof document&&"undefined"!=typeof window&&void 0===window.chrome&&document.write("<!-- IEBinaryToArray_ByteStr -->\r\n<script type='text/vbscript'>\r\nFunction IEBinaryToArray_ByteStr(Binary)\r\n IEBinaryToArray_ByteStr = CStr(Binary)\r\nEnd Function\r\nFunction IEBinaryToArray_ByteStr_Last(Binary)\r\n Dim lastIndex\r\n lastIndex = LenB(Binary)\r\n if lastIndex mod 2 Then\r\n IEBinaryToArray_ByteStr_Last = Chr( AscB( MidB( Binary, lastIndex, 1 ) ) )\r\n Else\r\n IEBinaryToArray_ByteStr_Last = \"\"\r\n End If\r\nEnd Function\r\n</script>\r\n");var k=a("./core/browserfs");b.exports=k},{"./core/browserfs":51,"./core/global":55}]},{},[47])(47)});
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